Final Test

1. When performing one-sample t-test on the following:

H0: µ=100
H1: µ≠100

The 95% C.I. is [80, 98]. What is the conclusion of the hypothesis testing, provided all the required assumptions are met?

2. What option/statement must be added to Proc ttest when performing one-sample t-test?

3. What option/statement must be added to Proc ttest when performing two-sample t-test?

4. On average, it takes 6 months to train a SAS newbie to become a proficient SAS programmer.

SASCrunch.com claims that its training program shortens the training time to only 3 months.

In order to verify the claim, you have randomly selected 50 students from SASCrunch.com and measured the time they took to become a proficient SAS programmer.

What test should be used to test whether the claim is valid or not?

5. A two-sample t-test has been conducted and below are the results:

P-VALUE:
0.051 (Pooled)
0.049 (Satterthwaite)

EQUALITY OF VARIANCE TEST
p-value: 0.03

Which of the following is the correct p-value to use for the two-sample t-test?

6. Which of the following Proc Step can be used to perform Fisher’s exact test?

7. The correlation coefficient (r) between variable A and B is -0.56.

Which of the following is true?

8. Which of the following is needed to create an output data set from Proc ttest?

9. Which of the following(s) is a valid ODS output option: