I am doing my final year project in WORKPLACE STRESS. i have collected the data, i used chi-square, Anova for data analysis.now i want to use t-test & z-test for data analysis.How to use it? I have used 5 rating scale in my questionnaire i.e Agree, Disagree, Neutral, Strongly Agree, Strongly Disagree.Which one i have to use in order to support my hypothesis.
Example1: For T-test
out of 100 samples, 10 of them are dept. heads
Null hypothesis: All dept.head are feeling stress due to job responsibility.
Alt. hypothesis: Not all dept.head are feeling stress due to job responsibility.
Experiencing stress due to job responsibility.
Agree-7, Disagree-1, Neutral-0, Strongly Agree-2, Strongly Disagree-0
Example2: For Z-test
Null hypothesis: 15% of the employees are feeling stress when working in shifts.
Alt. hypothesis: <15% of the employees are feeling stress when working in shifts.
Experiencing stress when work in shift.
Agree-6, Disagree-26, Neutral-38, Strongly Agree-10, Strongly Disagree-28
How to solve this??
23rd January 2010 From India, Madras
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