A random sample of size 15 taken from a normally distributed ...

[beccaep]

A random sample of size 15 taken from a normally distributed population revealed a sample mean of 75 and a sample variance of 25 . The upper limit of a 95 confidence interval for the population mean would equal:
 a. 77.77 c. 88.85
  b. 72.23 d. 77.27

Question 2

The Kruskal-Wallis test can be used to test for a difference between two populations. It will produce the same outcome as the two-tail Wilcoxon rank sum test.
  Indicate whether the statement is true or false

[lorealeza77]

Answer to Question 1

A

Answer to Question 2

T