View Answered Questions
No. & Date Asked | Question |
# 399 :: 9/20/08
 |
When you calculate CIs for time on task, I notice that you use the critical value from the t-distribution (TINV(0.05, degrees_of_freedom)). But when y. . .
exact interval,
Binomial Probability,
TINV,
Adjusted Wald,
Wald Interval,
Normal Approximation,
Small Sample |
# 362 :: 9/1/08
 |
Popcorn kernels take between 100 and 200 seconds to pop. What sample size (number of kernels) would be needed to estimate the true mean seconds to pop. . .
Small Sample,
Sample Size,
Margin of Error,
Confidence Intervals |
# 145 :: 4/8/08
 |
Will the t statistics calculated from 4 observations valid?. . .
t-statistic,
t-distribution,
Small Sample |
# 124 :: 3/20/08
 |
What constitutes a small sample size in a test of two populations? . . .
t-distribution,
Z-Statistic,
Small Sample |