Please help with answers to those questions or the steps to solve those problems.

A. Is there a significant relationship between insomnia and job performance of the respondents?

B. Is there a significant difference in the level of sleep quality when they grouped according to sex?

C. Is there a significant difference in the level of job performance when they grouped according to sex?

	Sex	Sleep Quality	Job performance
1	Female	24	60
2	Female	24	80
3	Female	7	61
4	Female	9	61
5	Female	24	61
6	Female	27	61
7	Female	22	60
8	Female	16	60
9	Female	23	72
10	Female	19	71
11	Female	22	80
12	Female	28	70
13	Female	28	60
14	Female	21	79
15	Female	19	78
16	Female	19	70
17	Female	21	80
18	Female	18	80
19	Male	18	80
20	Male	15	74
21	Male	20	75
22	Male	13	79
23	Male	6	78
24	Male	15	78
25	Male	19	80
26	Male	7	80
27	Male	15	61
28	Male	10	80
29	Male	18	61
30	Male	23	78

Sleep Quality Scoring Guide

0 - 7 - "no clinically significant insomnia,"

8 - 14 - "sub threshold insomnia,"

15 - 21 - "clinical insomnia (moderate severity),"

22 - 28 - "clinical insomnia (severe),"

Job Performance Scoring Guide

0 - 20 - Fail

21 - 40- Not Good

41 - 60- Meet the expectation

61 - 80- Exceed the expectation