Multiple Choice
i. For a one-tailed test using the 0.05 level of significance, the critical value for the z test is 1.645, but
For t it is 1.96.
ii. For a one-tailed test using the 0.01 level of significance, the critical value for the z-test is 1.645, but
For t it is 1.96.
iii. For a two-tailed test using the 0.05 level of significance the critical value for the z-test is 1.96 and
It is the same for the t-test.
A) (i) , (ii) , and (iii) are all correct statements.
B) (i) is a correct statement but not (ii) or (iii) .
C) (i) and (iii) are correct statements but not (ii) .
D) (ii) and (iii) are correct statements but not (i) .
E) (i) , (ii) , and (iii) are all false statements.
Correct Answer:

Verified
Correct Answer:
Verified
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