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No. & Date Asked  Question 

# 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 . . .
tdistribution,
Standard Normal Distribution 
# 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. . .
TINV,
tdistribution,
Confidence Intervals 
# 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. . .
tdistribution,
Confidence Intervals,
TINV,
Margin of Error 
# 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. . .
MonteCarlo,
Studentt,
tdistribution 
# 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. . .
TINV,
tstatistic,
tdistribution,
Confidence Intervals,
Standard Error of the Mean,
Margin of Error 
# 145 :: 4/8/08

Will the t statistics calculated from 4 observations valid?. . .
tstatistic,
tdistribution,
Small Sample 
# 124 :: 3/20/08

What constitutes a small sample size in a test of two populations? . . .
tdistribution,
ZStatistic,
Small Sample 