Employee	Score before	Score after
1	62	77
2	63	77
3	74	83
4	64	88
5	84	80
6	81	80
7	54	83
8	61	88
9	81	80
10	86	88
11	75	93
12	71	78
13	86	82
14	74	84
15	65	86
16	90	89
17	72	81
18	71	90
19	85	86
20	66	92

(20 points) The manager of a consulting firm in Lansing, Michigan, is trying to assess the effectiveness of computer skills training given to all new entry-level professionals. In an effort to make such an assessment, he administers a computer skills test immediately before and after the training program to each of 20 randomly chosen employees. The pre- training and post-training scores of these 20 individuals are shown in the table below. (A) Is this two-sample data or paired data. Explain your answer. (B) Specify an appropriate hypothesis test. (C) Using a 10% level of significance, do the given sample data support that the firm's training programs is effective in increasing the new employee's computer skills? (D) Using a 1% level of significance, do the given sample data support that the firm's training programs is effective in increasing the new employee's working knowledge of computing ? (20 points) The manager of a consulting firm in Lansing, Michigan, is trying to assess the effectiveness of computer skills training given to all new entry-level professionals. In an effort to make such an assessment, he administers a computer skills test immediately before and after the training program to each of 20 randomly chosen employees. The pre- training and post-training scores of these 20 individuals are shown in the table below. (A) Is this two-sample data or paired data. Explain your answer. (B) Specify an appropriate hypothesis test. (C) Using a 10% level of significance, do the given sample data support that the firm's training programs is effective in increasing the new employee's computer skills? (D) Using a 1% level of significance, do the given sample data support that the firm's training programs is effective in increasing the new employee's working knowledge of computing