Question

1. What is the 90th percentile if the sample size is 11?

2. What is the simple size if the degree of freedom is 30?
A. 29
B. 31
C. 28
D. 30

3. What is the t-value if the sample size is 16 and area is 0.10?

4. In the t-distribution, what is the degree of freedom if n = 19?

I NEED IT NOW PLSS

Answer 1

The answer should be D. I believe so