Question

Problem 1

Your company manufactures face masks and are concerned about the scrap rates of your 3 different plants. Particularly, you need to know is there is a difference in scrap rates per 1000 units produced by each Plant. You collect a sample of 4 observations per each Plant. The results are as follows:

Plant A	Plant B	Plant C
11.4	11.1	10.2
12.5	14.1	9.5
10.1	16.8	9.0
13.8	13.2	13.3

You need to run a test with α = 0.05

What is the critical value for this test?

Select one:

a. 3.26

b. 6.26

c. 7.26

d. 4.26

Problem 1

Your company manufactures face masks and are concerned about the scrap rates of your 3 different plants. Particularly, you need to know is there is a difference in scrap rates per 1000 units produced by each Plant. You collect a sample of 4 observations per each Plant. The results are as follows:

Plant A	Plant B	Plant C
11.4	11.1	10.2
12.5	14.1	9.5
10.1	16.8	9.0
13.8	13.2	13.3

You need to run a test with α = 0.05

What is the critical value for this test?

Select one:

a. 3.26

b. 6.26

c. 7.26

d. 4.26

Answer 1

The solution to this problem is given by