scholarly journals The Effect of Squat Training and Leg Length in Increasing the Leg Power of Volleyball Extracurricular Participants

2021 ◽  
Vol 21 (3) ◽  
pp. 244-252
Author(s):  
Ahmad Nasrulloh ◽  
Putri Deviana ◽  
Rina Yuniana ◽  
Kukuh Wahyudin Pratama

The study purpose. This study aims to see: (1) The difference in the effect of barbell squat and resistance band squat exercises on the increase in leg power. (2) The difference in influence between players who have high leg height and low leg length on the increase in leg power. (3) The interaction of barbell squat and resistance band squat exercises with leg length (high and low) to increase the power of volleyball extracurricular participants. Materials and Methods. This is an experimental research using a 2 × 2 factorial design. The population in this study were 38 volleyball extracurricular participants at SMA Negeri 1 Sedayu. The sample in this study may be 20 people. Instruments used for measuring: a tape measure for the length of the legs and a vertical jump for the power of the legs. The data analysis technique used was two-way ANOVA. Results. The result showed that (1) There was a significant effect between barbell squat and resistance band squat exercises on the increase in the power of volleyball extracurricular participants, with an F value of 65.789 and a significance value of p = 0.000 (<0.05). The squat group has a higher resistance band (good) compared to the barbell squat group with an average difference of 2.5. (2) There was a significant difference in the effect of players who have high leg height and low leg length on the increase in leg power of volleyball extracurricular participants, it is proven that the F value is 38.000 and the significance value is p = 0.000 (<0.05). Players who have high leg length are higher (good) compared to players who have low leg length with an average difference of 1.90. (3) There was a significant interaction between barbell squat and resistance band squat and leg length (high and low) on the leg power increase of volleyball extracurricular members, with an F value of 88.256 and a significance of p = 0.000 (<0.05). Conclusions. There was a significant difference in the effect of barbell squats and resistance band squats on increasing leg power, there was a significant difference in the effect between players who have high leg length and low leg length on the increase in leg power, and There is a significant interaction between barbell squats and squat resistance bands and leg length (high and low) on the increase in leg power of volleyball extracurricular participants.

2020 ◽  
Vol 11 (3) ◽  
pp. 117
Author(s):  
Heriansyah Heriansyah ◽  
Suhartiwi Suhartiwi

This study aims to determine the extent of the difference in effect between knee tuck jump and half squat jump training on the ability to smash kedeng in sepaktakraw games. By using the field experiment method. The population used is male students of Southeast Sulawesi SMANKO with a sample of 60 people taken by Proposive random sampling. The data analysis technique used is the t-test at 95% significance level. The results showed that; (1) There is a significant effect of knee tuck jump training on the ability to smash kedeng in sepaktakraw games on Southeast Sulawesi SMANKO students, proven to = 13,446> tt = 2,045. There is a significant effect of half squat jump training on the ability of the Kedeng smash in sepaktakraw games on Southeast Sulawesi SMANKO students, proven to = 10.478> tt = 2.045. There is a significant difference in effect between training on the ability to smash kedeng in sepaktakraw games on Southeast Sulawesi SMANKO students, proven, to = 9,970> tt = 2,000.


2017 ◽  
Vol 22 (1) ◽  
pp. 11-20
Author(s):  
Zulkifli Zulkifli ◽  
Dyah Wujayanti

This research is held due to the difference between Foreign Investment (PMA) company and Domestic Investment (PMDN) company, which gives PMA more superiority than PMDN. The aim of this research is to reveal whether there is significant difference between R O I and R O E of PMA manufacturing company and R O I of PMDN manufacturing company registered in BEI. This research utilizes qualitative and descriptive data analysis technique. The research result shows that there is significant difference between ROI (0.009) and ROE (0,013) of PMA manufacturing company and PMDN manufacturing company registered in Indonesian Stock Exchange (Bursa Efek Indonesia)


KINESTETIK ◽  
2018 ◽  
Vol 2 (1) ◽  
pp. 99-110
Author(s):  
Hidayah Mustika Canggih ◽  
Tono Sugihartono

ABSTRAKPenelitian ini bertujuan untuk mengetahui Perbedaan hasil Latihan penguasaan Senam Poco-Poco Olahraga Menggunakan Metode Konvensional dan Instruksional Siswa Laki-Laki Dan Perempuan Di SDN 75 Kota Bengkulu. Metode yang digunakan dalam penelitian ini adalah metode eksperimen. Sampel berjumlah 40 orang, dengan desain yang digunakan adalah two group Pre test-post test design. Instrumen penelitian ini untuk mengetahui Perbedaan Hasil Latihan Senam Poco-Poco Olahraga menggunakan metode konvensional dan instruksional siswa laki-laki dan perempuan. Teknik analisis data menggunakan uji ANOVA. Hasil peneliti ini diperoleh f-hitung 38.70 lebih besar dari f-tabel 2.86, artinya ada perbedaan yang signifikan dari Hasil Latihan Senam Poco-Poco Olahraga Menggunakan Metode Konvensional dan Instruksional Siswa Laki-Laki Dan Perempuan Di SDN 75 Kota Bengkulu. Artinya dari kedua kelompok metode konvensional dan intruksional, metode intruksional adalah metode yang lebih baik. Pada kelompok metode konvensional dan intruksional siswa perempuan lebih baik dari pada siswa laki-laki. Siswa laki-laki metode intruksional lebih baik dari pada siswa laki-laki metode konvensional.Kata Kunci : Konvensional, Intruksional, Senam Poco-Poco OlahragaABSTRACTThis study aims to determine the difference results of exercise Poco-Poco Gymnastics Using Conventional Methods and Instructional Students Boys And Girls In SDN 75 Bengkulu City. The method used in this research is the experimental method. The sample is 40 people, with the design used is two group Pre test-post test design. The instrument of this research is to know the difference of Poco-Poco Gymnastic Exercise Result using conventional and instructional method of boys and girls students. Data analysis technique used ANOVA test. The result of this research is obtained f-count 38.70 bigger than f-table 2.86, meaning there is significant difference from Poco-Poco Sport Gymnastic Exercise Using Conventional and Instructional Method of Boys and Girls Students at SDN 75 Kota Bengkulu. This means that from both groups of conventional and intruksional methods, the intruksional method is the better method. In the group of conventional and instructional methods Girls students are better than Boys students. Students Boys methods are better than conventional Boys students.Keywords: Conventional, Instructive, Poco-Poco Gymnastics Sport


PSYCHE 165 ◽  
2020 ◽  
pp. 263-268
Author(s):  
Diny Atrizka ◽  
Kevin Sanjaya ◽  
Dea Vanthera ◽  
Wulandari Wulandari ◽  
Khrisna Sanubari Limbong ◽  
...  

This study aimed to determine the difference adversity quotient in terms of coping stress and self-efficacy of tenth grade students in SMA Swasta Medan. The population of this study was all of the students of tenth grade in SMA Swasta Medan. The subjects used in this study were 146 students who were selected using the disproportionate stratified random sampling method. This study was a comparative quantitative, data collected used Likert Scale which is adversity quotient (AQ), coping stress (CS), and self-efficacy (SE) scale. In this study the data analysis technique used is analysis of varians (ANOVA). The assumptions test consisted of an normality test, a homogenity test, and a hypothesis test.The result of data analysis showed a significant difference adversity quotient in terms of coping stress with Sig .000 < p = .05 and a significant difference adversity quotient in terms of self-efficacy with Sig .000 < p = .05 that owned by the students. The conclusion obtained from this study is a proven hypothesis, namely the difference between adversity quotient (AQ) in terms of coping stress (CS) and adversity quotient (AQ) in terms of self-efficacy (SE), where the contribution percentage of coping stress (CS) in influencing adversity quotient (AQ) was 16.6% and self-efficacy (SE) in influencing adversity quotient (AQ) was 19.5%, the rest was developed by other factors that were not appropriate by the researcher.


Author(s):  
Andi Wijayanto ◽  

During the Covid-19 pandemic, some sectors are predicted to grow while many other sectors slump. This study aims to prove the difference in financial performance between companies in the Food and Beverages, Tobacco Manufacturers, Pharmaceuticals, Cosmetics and Household, and Houseware Sub-Sectors during the Covid-19 pandemic. Measurement of financial performance using the ratio of Return on Assets (ROA) and Return on Equity (ROE). The sample was determined purposively and 44 companies were selected as samples. Methods of data collection using documentation techniques. The research data was obtained from the company's financial statements, annual reports, summary of IDX listed companies, and the IDX Facts Book. Data obtained from the Indonesia Stock Exchange. The data analysis technique used Multivariate Analysis of Variance (MANOVA). Based on the results of data analysis, it can be concluded that the financial performance of the Cosmetics and household, Food and Beverages, and Tobacco Manufacturers sub-sector companies decreased during the Covid-19 Pandemic. The Houseware and Pharmaceuticals sub-sector achieved a significant increase during the Covid-19 Pandemic. There is a significant difference between the financial performance of the Cosmetics and household, Food and Beverages, Houseware, Pharmaceuticals, and Tobacco Manufacturers sub-sector companies listed on IDX before and during the Covid-19 Pandemic.


KINESTETIK ◽  
2018 ◽  
Vol 2 (2) ◽  
pp. 202-214
Author(s):  
Hidayah Mustika Canggih ◽  
Tono Sugihartono ◽  
Defliyanto Defliyanto

 AbstrakPenelitian ini bertujuan untuk mengetahui Perbedaan hasil Latihan penguasaan Senam Poco-Poco Olahraga Menggunakan Metode Konvensional dan Instruksional Siswa Laki-Laki Dan Perempuan Di SDN 75 Kota Bengkulu. Metode yang digunakan dalam penelitian ini adalah metode eksperimen. Sampel berjumlah 40 orang, dengan desain yang digunakan adalah two group Pre test-post test design. Instrumen penelitian ini untuk mengetahui Perbedaan Hasil Latihan Senam Poco-Poco Olahraga menggunakan metode konvensional dan instruksional siswa laki-laki dan perempuan. Teknik analisis data menggunakan uji ANOVA. Hasil peneliti ini diperoleh f-hitung 38.70 lebih besar dari  f-tabel 2.86, artinya ada perbedaan yang signifikan dari Hasil Latihan Senam Poco-Poco Olahraga Menggunakan Metode Konvensional dan Instruksional Siswa Laki-Laki Dan Perempuan Di SDN 75 Kota Bengkulu. Artinya dari kedua kelompok metode konvensional dan intruksional, metode intruksional adalah metode yang lebih baik. Pada kelompok metode konvensional dan intruksional siswa perempuan lebih baik dari pada siswa laki-laki. Siswa laki-laki metode intruksional lebih baik dari pada siswa laki-laki metode konvensional.Kata Kunci : Konvensional, Intruksional, Senam Poco-Poco OlahragaAbstractThis study aims to determine the difference results of exercise Poco-Poco Gymnastics Using Conventional Methods and Instructional Students Boys And Girls In SDN 75 Bengkulu City. The method used in this research is the experimental method. The sample is 40 people, with the design used is two group Pre test-post test design. The instrument of this research is to know the difference of Poco-Poco Gymnastic Exercise Result using conventional and instructional method of boys and girls students. Data analysis technique used ANOVA test. The result of this research is obtained f-count 38.70 bigger than f-table 2.86, meaning there is significant difference from Poco-Poco Sport Gymnastic Exercise Using Conventional and Instructional Method of Boys and Girls Students at SDN 75 Kota Bengkulu. This means that from both groups of conventional and intruksional methods, the intruksional method is the better method. In the group of conventional and instructional methods Girls students are better than Boys students. Students Boys methods are better than conventional Boys students.Keywords: Conventional, Instructive, Poco-Poco Gymnastics Sports


2016 ◽  
Vol 4 (1) ◽  
pp. 47
Author(s):  
Suwarli Suwarli

Penelitian bertujuan mengetahui: (1) perbedaan pengaruh antara metode uchikomi dengan menggunakan karet ban sepeda dan uchikomi jalan terhadap hasil bantingan judo, (2) perbedaan hasil bantingan antara pejudo yang memiliki flexibility tinggi dan flexibility rendah, dan (3) interaksi antara metode uchikomi dan flexibility terhadap hasil bantingan judo. Metode penelitian adalah eksperimen dengan rancangan faktorial 2 x 2. Populasi penelitian adalah pejudo D.I. Yogyakarta yang berjumlah 44 pejudo. Sampel penelitian ini 24 pejudo yang diambil dengan teknik Purposive Rondom Sampling. Data penelitian ini diperoleh melalui tes dan pengukuran. Instrumen penelitian adalah sit and reach dan Randori (dipertandingkan) selama tiga menit. Teknik analisis data menggunakan ANAVA. Hasil penelitian bahwa: (1) ada perbedaan pengaruh yang signifikan antara latihan uchikomi dengan menggunakan karet ban sepeda dan uchikomi jalan terhadap hasil bantingan judo, (2) ada perbedaan yang signifikan hasil bantingan judo antara pejudo yang memiliki flexibility tinggi dan flexibility rendah, dan (3) ada interaksi antara metode uchikomi dan flexibility terhadap hasil bantingan judo.Kata Kunci: Metode latihan uchikomi, flexibility, judo, hasil bantingan judo. The effect of uchikomi method and flexibility against dings results among judoka D.I YogyakartaAbstractThis study aimed to determine: (1) the difference between the effect of uchikomi method using rubber tires and on the road uchikomi dings judo results, (2) the difference between the results dings among judoka which have high flexibility and low flexibility, and (3) the interaction between uchikomi method and flexibility of the dings results. This research is experimental with 2 x 2 factorial design. The population was judoka D.I. Yogyakarta, amounting to 44 judokas. The 24 samples were taken with random purposive sampling. All were data obtained through this study to test and measure the flexibility using the sit and reach test and the results of the Randori judo dings (contested) for three minutes. The data analysis technique used is the variant analysis ANOVA. The results of this study indicate that: (1) there is a significant difference between uchikomi exercises using a bicycle tire rubber and on the road uchikomi dings judo results, (2) there is a significant difference between the results of dings judo judoka which have high flexibility and low flexibility, and (3) there is an interaction between uchikomi method and flexibility against dings judo results.Keywords: Uchikomi method exercise, flexibility, judo, judo slam result


MEDIKORA ◽  
2020 ◽  
Vol 19 (2) ◽  
pp. 141-149
Author(s):  
Jaka Sunardi ◽  
Raffly Henjilito

The purpose of this study is to determine the contribution of leg muscle explosive power and leg length to the results of straddle-style high jumping at SMA Negeri 6 Pekanbaru students. This type of research is correlation. Population and sample in this study were all students of class X IPS 2, 25 people and the sample of 15 students. The instruments of this study include the leg muscle explosive test that is vertical jump, leg length test using a meter and straddle style high jump test. The data analysis technique is the correlation value test. Based on the results of the research that has been done, it can be concluded that there is a contribution of leg muscle explosive power (X1) and high jumping straddle force results in 6 Pekanbaru (Y) High School (Y) students, where rcount = 0.53 At significant level 5% is found rtable = 0.514, thus rcount> rtable or 0.53> 0.514. There is a contribution of leg length (X2) and straddle force high jump results in 6 Pekanbaru (Y) High School students, which is found to be r = 0.53 At a significant level of 5% found rtable = 0.514, thus rcount> rtable or 0, 53>0.514. There is a contribution of leg muscle explosive power (X1) and leg length (X2) with the high jumping result of straddle force in high school 6 Pekanbaru (Y) high school students, which is found to be counted = 0.699 At a significant level of 5% found rtable = 0.514, thus rcount > r table or 0.699> 0.514 in the strong category. Kontribusi daya ledak otot tungkai dan panjang tungkai dengan hasil lompat tinggi gaya straddel pada siswa SMA Negeri 6 Pekanbaru   AbstrakTujuan dari penelitian ini yaitu untuk mengetahui kontribusi daya ledak otot tungkai dan panjang tungkai dengan hasil lompat tinggi gaya straddle pada siswa SMA Negeri 6 Pekanbaru. Jenis penelitian ini ialah korelasi. Populasi serta sampel pada penelitian ini adalah seluruh siswa kelas X IPS 2 yaitu 25 orang serta sampelnya siswa putra yang berjumlah 15 orang. Instrument penelitian ini antara lain tes daya ledak otot tungkai yaitu vertical jump, tes panjang tungkai menggunakan meteran dan tes lompat tinggi gaya straddle. Teknik analisis datanya yaitu uji nilai korelasi. Berdasarkan dari hasil penelitian yang telah di lakukan maka dapat di simpulkan bahwa terdapat kontribusi daya ledak otot tungkai (X1) dan hasil lompat tinggi gaya straddle pada siswa SMA Negeri 6 Pekanbaru (Y), di mana di dapati rhitung = 0,53 Pada taraf signifikan 5% didapati rtabel = 0,514, dengan demikian rhitung > rtabel atau 0,53 > 0,514. Terdapat kontribusi panjang tungkai (X2) dan hasil lompat tinggi gaya straddle pada siswa SMA Negeri 6 pekanbaru (Y), dimana di dapati rhitung = 0,53 pada taraf signifikan 5% didapati rtabel = 0,514, dengan demikian rhitung > rtabel atau 0,53 > 0,514. Terdapat kontribusi daya ledak otot tungkai (X1) dan panjang tungkai (X2) dengan hasil lompat tinggi gaya straddle pada siswa SMA Negeri 6 Pekanbaru (Y), dimana di dapati rhitung = 0,699 pada taraf signifikan 5% didapati rtabel = 0,514, dengan demikian rhitung > rtabel atau 0,699 > 0,514 dalam kategori kuat.


2020 ◽  
Vol 60 (1) ◽  
pp. 117-133
Author(s):  
David Armando ◽  
Hari Amirullah Rahman

SummaryThe purpose of this study is to examine: (1) the difference in the effect of the method of dribbling sprinting and sprint interval training on the ability of dribbling; (2) the difference in influence between high-eye coordination and low-foot coordination on the ability of dribbling; and (3) the interaction between training methods and eye-foot coordination on dribbling skills. Participants in this study were 37 soccer students aged 12 – 13 years (M = 12.38; SD = 0.49). This research method is an experiment with a 2×2 factorial design. The instrument for measuring ankle coordination is the Soccer Wall Test and for measuring the ability of dribbling is the Short Dribbling Test. The data analysis technique used is two-way ANOVA at the significance level α = 0.05. The results of the study are as follows. (1) There is a significant difference in effect between the method of acceleration dribbling and interval running training on dribbling ability, as evidenced by the value of F = 14,032; p value = 0.002 < 0.05. (2) There is a significant difference in the effect of high eye-foot coordination ability and low-foot eye coordination on dribbling ability, as evidenced by the value of F = 27,685; p value = 0,000 <0.05. (3) There is a significant interaction between the training methods (acceleration and interval running dribbling exercises) and eye-foot coordination (high and low) on the dribbling ability of students aged 12-13 years, as evidenced by the value of F = 21,780 and the p value = 0,000 <0.05.


2021 ◽  
Vol 9 (1) ◽  
Author(s):  
Ahiriah Muthiarani ◽  
Lismadiana Lismadiana

Penelitian ini bertujuan untuk mengetahui pengaruh latihan shadow langkah berurutan dan bersilangan, serta perbedaan diantara keduanya terhadap meningkatkan kelincahan footwork pada atlet bulutangkis   PB Wiratama Jaya Yogyakarta. Penelitian ini merupakan penelitian eksperimen semu, dengan desain two group pre-test post-test design. Sampel dalam penelitian ini berjumlah 22 atlet putra. Instrumen dalam penelitian ini menggunakan tes rangkaian olah kaki yang dikemukakan oleh Tohar. Teknik analisis data pada uji hipotesis menggunakan uji t. Hasil penelitian menunjukan: pertama, ada pengaruh latihan shadow langkah berurutan terhadap kelincahan footwork atlet PB Wiratama Jaya Yogyakarta dengan  nilai t sebesar -4,5 dan signifikansi hitung sebesar 0,001. Kedua, ada pengaruh latihan shadow langkah bersilangan terhadap kelincahan footwork atlet PB Wiratama Jaya Yogyakarta dengan nilai t sebesar -4,667 dan signifikansi hitung sebesar 0,001, dan ketiga tidak terdapat perbedaan yang signifikan antara latihan shadow langkah berurutan dan shadow langkah bersilangan dalam peningkatan kelincahan footwork atlet PB Wiratama Jaya Yogyakarta. Hal ini berdasarkan data yang diperoleh dari nilai t sebesar -1,353 dengan signifikansi sebesar 0,191. The effects of shadow practice using sequential steps and crossing steps to footwork athlete agility AbstractThis study aims to determine the effect of shadow practice with sequential steps and crossing step of footwork athletes agility PB Wiratama Jaya Yogyakarta, knowing the difference of shadow practice with sequential steps and crossing steps in improving footwork athletic agility PB Wiratama Jaya Yogyakarta. This research is quasi-experimental research, using two-group pre-test post-test design. Sample of this study is 22 son athletes. Instruments in this study using a test foot circuit presented by Tohar. Data analysis technique of hypothesis using t-test. The results show that: first, there is the effect of shadow sequential step exercise on footwork athletes agility PB Wiratama Jaya Yogyakarta. It is proved by obtaining t value equal to -4,5 with significance count equal to 0,001. Second, there is the effect of the crossing steps shadow practice on footwork athlete agility PB Wiratama Jaya Yogyakarta. This is proved by obtaining t value equal to -4,667 with significance count equal to 0,001. And the third there is no significant difference between shadow sequential steps and shadow crossing steps in increasing agility footwork athletes PB Wiratama Jaya Yogyakarta. This is based on data obtained from the value of t -1.353 with significance is 0.191.


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