Question 1: Productivity (units produced per hour) of eleven workers before and after a training program is shown below?

11

13.1

12.3

1. The sum of positive signed ranks (T+) is

9.81

2.24

8.90

27.50

49.50

2. The Mean UT is

9.81

2.24

8.90

27.50

49.50

3. The value of  t is   

9.81

2.24

27.50

8.90

49.50

4. The value of Calculated Z is

2.24

9.81

27.50

8.90

49.50

At a: 0.05, what can be concluded of the effectiveness of the training program?

Since p-value is greater than alpha, we can conclude the training program was somewhat effective.

Since p-value is greater than alpha, we can conclude the training program was ineffective.

Since p-value is less than alpha, we can conclude the training program was somewhat effective.

Since p-value is less than alpha, we can conclude the training program was somewhat ineffective.

Study is inconclusive.

5. At a: 0.01, what can be concluded of the effectiveness of the training program?

Accept Ho, the training program was effective.

Reject Ho, the training program was effective

Accept Ho, the training program was ineffective.

Reject Ho, the training program was ineffective.

The study was inconslucive.