Author Question: To use the z test the data _________. a. must be normally distributed b. must be sampled from a ... (Read 122 times)

clmills979 · **on:** Jun 19, 2018

To use the z test the data _________.

a. must be normally distributed
b. must be sampled from a normal distribution
c. should be sampled from a normal distribution if sample size is 10
d. can be any shape if N = 10
e. should be normal distributed if sample size is 10

Question 2

If zobt had a value of 4.50 in the direction opposite from that predicted by the directional H1 and zcrit was 2.58, one would _________.

a. accept H0 c. retain H0
b. reject the alternative hypothesis d. reject H0