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After 4 years of answering statistics questions, I unfortunately no longer have time to accept new questions. Check the database for existing questions as many questions have similar structures and just use different values. Good luck!
5 Most Recently Answered Questions
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No. & Date Asked
Question
# 949 :: 4/29/12
The desired percentage of silicon dioxide in a certain type of cement is 5. A random sample of 36 specimens gave a sample average percentage of 5.21 a. . .
1sample ttest
# 948 :: 4/29/12
It is important for airlines to know the approximate total weight of the baggage carried on each airplane. An airline researcher believes that the mea. . .
1sample Ztest
# 947 :: 4/29/12
Workers in 2 different mine groups were asked what they considered to be the most important labourmanagement problem. In Group A, 200 out of a random. . .
2proportion test
# 946 :: 4/29/12
The management of a mine wishes to investigate the effect of a 4day workweek on absenteeism. 2 random sample of size 40 were selected. Employees of G. . .
2sample ttest
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