Durability and Reliability Test Planning and Test Data Analysis

2013 ◽  
Vol 7 (1) ◽  
pp. 84-95
Author(s):  
Zhigang Wei ◽  
Shengbin Lin ◽  
Limin Luo ◽  
Fulun Yang ◽  
Dmitri Konson ◽  
...  
2020 ◽  
Vol 1 (2) ◽  
Author(s):  
Fitriana Fitriana ◽  
Umi Farida ◽  
Tegoeh Hari Abrianto

This study aims to determine the effect of motivation, self awareness and communication on the work discipline of employees in the Regional Water Supply Company (PDAM) of Ponorogo Regency. The location of research in Pramuka Street Number 21, Nologaten, Ponorogo Regency. The population in this study was 102 employees. The sample in this study used 50 respondents. Data collection techniques using questionnaires, then tested with validity and reliability test, while the method of data analysis using multiple regression analysis with the help of SPSS and hypothesis testing partially or simultaneously. The results showed that; (1) Motivation partially influences the work discipline of employees in the Regional Water Supply Company (PDAM) of Ponorogo Regency with a regression coefficient of 0.317, t value of 2.903> t table of 2.012 and sig. of 0.006 <0.05, (2) Self Awareness partially influences the work discipline of employees in the Regional Water Supply Company (PDAM) of Ponorogo Regency with the results of the regression coefficient of 0.409, t value of 3.478> t table of 2.012 and sig. of 0.001 <0.05, (3) Communication partially influences the work discipline of employees in the Regional Water Supply Company (PDAM) of Ponorogo Regency with the results of a regression coefficient of 0.310, t value of 2.178> t table of 2.012 and sig. of 0.035 <0.05, (4) Motivation, self awareness and communication simultaneously affect employee work discipline in the Regional Water Supply Company (PDAM) of Ponorogo Regency with the calculated F value of 14.807> F table 2.81 and sig value. of 0,000 <0.05, (5) Self awareness is the most dominant variable affecting the work discipline of employees in the Regional Water Supply Company (PDAM) of Ponorogo Regency with the result of self awareness variable t value of 3.478 is greater than the value of t variable count motivation and communication variables. Furthermore, from the value of sig. the variable self awareness of 0.001 is smaller than the value of sig. motivation variable and communication variable.


2020 ◽  
Vol 3 (2) ◽  
pp. 35
Author(s):  
Sigit Trimayanto ◽  
Dian Novita

This study aims to produce the Practical KIT along with its devices that are effectively used as learning media to train students SPS on the sub material of the Reaction Rate Law. The method used in this study is Research and Development design. The research instrument used consisted of a sheet of pre-test and post-test. Data analysis was carried out in descriptive quantitative to determine the effectiveness of Practical KIT along with the devices developed. The media is said to be effective if it meets 2 requirements, namely the percentage of classical completeness <85% and N-gain value <0.3. The developed media has been declared effective as indicated by the increase in the value of cognitive learning outcomes in the "Medium" and "High" categories with 100% classical completeness, an increase in the value of science process skills of students after using the Practical KIT media. "With classical completeness reaching 91.67%.


2012 ◽  
Author(s):  
Dominic Piro ◽  
Kyle A. Brucker ◽  
Thomas T. O'Shea ◽  
Donald Wyatt ◽  
Douglas Dommermuth ◽  
...  

2008 ◽  
Vol 130 (2) ◽  
Author(s):  
Nasr M. Hosny

In a large capacity tangentially fired boiler, the final reheater tubing sustained abnormal oxidation and localized excessive metal wastage in a short time of the unit operation. The root causes of the problem are identified by test data analysis. The test data indicated that the reheater tubing metal temperatures in the affected areas exceeded the recommended limit of the metal oxidation temperature due to higher than expected local gas temperatures and velocities. A soot-blower facing the overheated portion of the reheater leading tubes accelerated the process of metal wastage by periodically removing the oxide layer. The configuration of the boiler internals upstream of the reheater section is found to be the main cause of the localized overheating. Side-to-side gas flow/temperature stratification due to tangential firing contributed to a lesser degree to the problem. The results and conclusions presented in this paper should be a beneficial guide to the designer of large capacity boilers.


Ground Water ◽  
2004 ◽  
Vol 42 (5) ◽  
pp. 781-784 ◽  
Author(s):  
Shaw-Yang Yang ◽  
Hund-Der Yeh

Buana Bastra ◽  
2020 ◽  
Vol 7 (2) ◽  
pp. 26-31
Author(s):  
Prily Yulia Utomo Putri ◽  
Tri Indrayanti

This research is a research follow class by using the secound cycle that there is the first cycle and cycle II. On the cycle I and cycle II each cycle there four stage of the (1) planning, (2) implementation of action, (3) observations, and (4) reflection. Each cycle has two meetings in one week, namely the first meeting and the second meeting with the allocation 2 x 40 minutes of each meeting. Subject in research is learners class VIII G SMPN 24 Surabaya totaling 37 learners contained 16 learners men and 21 learners woman. This school is located in Jl. Kebraon Indah Permai Blok K/23 A Surabaya. Data collection techniques to use the observation and test, data analysis technique using the percentage of. Based on the results of data analysis, it can be concluded that using pictorial writing media on the meme on Instagram can improve the writing skills of class students VIII G SMPN 24 Surabaya. This can be seen from (1) population activity in the cycle I 84,61% on the cycle II 100%, (2) activity learners in cycle I 83,44% on the cycle II 90,20%, (3) the test results writing skills poerty in cycle I 56,73% one the cycle of II increased 83,70%.


2017 ◽  
Vol 1 (1) ◽  
pp. 52-58
Author(s):  
Andi Ridha S ◽  
St. Rajiah Rusydi

Tujuan penelitian ini adalah untuk mengetahui pengaruh lingkungan keluarga dan sekolah terhadap perilaku siswa di SMA Hang Tuah Makassar. Jenis penelitian yang digunakan bersifat deskriftif kuantitatif, yang beralokasi di SMA Hang Tuah Makassar.Teknik pengambilan sampel yaitu teknik Cluster/ judgmental  sebanyak 61 siswa. Teknik pengumpulan data melalui observasi, koesioner, wawancara, dan dokumentasi. Analisis data dengan langkah-langkah berupa validitas, realibilitas, uji normalitas, linearitas dan uji hipotesis dengan menggunakan rumus regresi linier sederhana dengan SPSS 17 for Windows. Berdasarkan hasil analisis data yang dilakukan, maka nilai signifikansi yang diperoleh 0,000, sedangkan nilai r square menunjukkan 0,58 artinya terdapat pengaruh lingkungan keluarga dan sekolah terhadap perilaku siswa di SMA Hang Tuah Makassar sebesar 58%.Kata Kunci: Lingkungan keluarga, lingkungan sekolah, perilaku siswa.The purpose of this study was to determine the influence of family and school environment on student behavior in SMA Hang Tuah Makassar. This type of research is descriptive quantitative, which located in SMA Hang Tuah Makassar. Cluster sampling is the technique / judgmental as many as 61 students. The technique of collecting data is through observation, questioner, interview, and documentation. Analysis of data by measures such as validity, reliability, test for normality, linearity and hypothesis testing using simple linear regression formula with SPSS 17 for Windows. Based on the results of the data analysis, the significant value gained 0,000, while the r value of 0.58 means that there are square shows the influence of family and school environment on student behavior in SMA Hang Tuah Makassar by 58%. Keywords: family environment, school environment, student behavior


Media Wisata ◽  
2021 ◽  
Vol 12 (1) ◽  
Author(s):  
Sri Larasati

Teacher Quality is one factor that determines student achievement, the research to find out the relationship and contribution to the quality of teachers to student achievement in subjects Housekeeping. This Reseach is expected to expective to be useful for teachers to improve performance. To measure student achievement are used Pearson Product Moment analysis method. Of test data analysis can be seen that there is asignificant relationship with the teacher quality anatara student achiement, which toount (7.09423) is greater than ttable (2.021). Whereas the contribution of teacher quality on student achiement is the amount of KP 46.64% while the remaining 53.36% is determinedby other variables is one of the largest employment practices in the industry.


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