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7 Questions returned
No. & Date AskedQuestion
# 674 :: 4/17/09
Question 674 has been Answered
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 . . .

t-distribution, Standard Normal Distribution

# 487 :: 10/28/08
Question 487 has been Answered
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, t-distribution, Confidence Intervals

# 212 :: 6/1/08
Question 212 has been Answered
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. . .

t-distribution, Confidence Intervals, TINV, Margin of Error

# 158 :: 4/18/08
Question 158 has been Answered
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. . .

Monte-Carlo, Student-t, t-distribution

# 151 :: 4/14/08
Question 151 has been Answered
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, t-statistic, t-distribution, Confidence Intervals, Standard Error of the Mean, Margin of Error

# 145 :: 4/8/08
Question 145 has been Answered
Will the t statistics calculated from 4 observations valid?. . .

t-statistic, t-distribution, Small Sample

# 124 :: 3/20/08
Question 124 has been Answered
What constitutes a small sample size in a test of two populations? . . .

t-distribution, Z-Statistic, Small Sample