 7 Questions returned
# 124 :: 3/20/08 What constitutes a small sample size in a test of two populations? . . .
# 145 :: 4/8/08 Will the t statistics calculated from 4 observations valid?. . .
# 151 :: 4/14/08 A random sample of 25 households finds that an average of 2.3 people reside in each house (the standard deviation is 0.35). With a 95% confidence lev. . .
# 158 :: 4/18/08 If I have a set of values(direct measurements of dynamic deformations of a road at 100m) between 3 and~1000, how can I calculate the 2 characteristica. . .
# 212 :: 6/1/08 How would I figure out a 90% and 95% confidence interval for the below informaion? What would be the formula? Can I figure this out in Excel or Mega. . .
# 487 :: 10/28/08 Find a confidence interval for the mean assuming that each sample is from a normal population. Mean = 127, s = 27, n = 16. Find the 90% Confidence Int. . .
# 674 :: 4/17/09 In what ways is the t distribution similar to the standard normal distribution? In what ways is the t distribution different from the standard normal . . .