View Answered Questions
No. & Date Asked | Question |
# 677 :: 4/17/09
 |
A random sample of 51 observations was selected from a normally distributed population. The sample mean was x = 88.6 , and the sample variance was s2 . . .
Chi-Square,
Standard Deviation,
Population Standard Deviation,
sample variance,
sampe standard deviation |
# 540 :: 12/9/08
 |
A sample of 36 observations is selected from a normal population. The sample mean is 21, and the sample standard deviation is 5. Conduct the following. . .
1-sample t-test,
1-tailed test,
Null Hypothesis ,
calculating mean,
sample variance,
Standard Deviation |