I think I know how to do this but I just want to make sure 1

I think I know how to do this, but I just want to make sure

1. Given the following data set, what is the ranking of the data value 15? Presume that lower data values rank ahead of higher data values.

16, 18, 12, 19, 15, 20, 13, 18

A. 3

B. 4

C. 5

D. 6

2. Given the following data set, what is the ranking of the data value 23? Presume that lower data values rank ahead of higher data values.

26, 26, 16, 29, 33, 28, 11, 23

A. 2

B. 3

C. 4

D. 5

3. If a researcher using the sign test has 15 positive signs and 19 negative signs in a test involving 34 samples, the z test value is ________.

a. –0.69

b. 0.69

c. –0.51

d. 0.86

1. Follwoing is the ordered data:

12, 13, 15, 16, 18, 18, 19, 20

So ranking value of 15 is 3. Hence, option A is correct.

2. Follwoing is the ordered data:

11, 16, 23, 26, 26, 28, 29, 33

So ranking value of 23 is 3. Hence, option B is correct.