Customer Number	Peer group	Gender	wage	Rebate
1	49	0	71	2017.6
2	58.7	1	50.4	1500.9
3	51.2	1	64.9	1907.1
4	34.5	0	86.6	1465.8
5	57.8	1	73.1	1800.4
6	47.2	0	63.6	2068.1
7	60.2	1	63.1	1658.1
8	63.2	1	99.4	1629.7
9	60.8	0	106.5	2415.7
10	64.5	1	71	1606.8
11	51.5	0	59.4	1850.4
12	59.2	1	110.4	1995.2
13	56.8	0	235.5	2576.2
14	48.8	1	65.2	1779.5
15	41	1	63.5	1300.7
16	61	0	77.4	2129
17	59.1	1	76.6	1779.5
18	54.8	1	63.7	1587
19	55.1	1	62.2	1749
20	56.7	1	55.2	1458

Consider the relationship between Gender and Rebate

a)Use a box and whisker plot to look at this relationship, label it appropriately, and make a comment on what you see.

b)Consider possible explanations for the revealed relationship while focusing solely on the variables in the give data frame. Give two different examples of how such a relationship might develop.