Question

In the Cell Phone Survey below, test the hypothesis that the mean responses for Value for the Dollar and Customer Service do not differ by gender.

Gender	Carrier	Type	Usage	Signal strength	Value for the Dollar	Customer Service
M	AT&T	Smart	High	5	4	4
M	AT&T	Smart	High	5	4	2
M	AT&T	Smart	Average	4	4	4
M	AT&T	Smart	Very high	2	3	3
M	AT&T	Smart	Very high	5	5	2
M	AT&T	Smart	Very high	4	3	5
M	AT&T	Smart	Very high	3	4	4
F	AT&T	Smart	Very high	3	2	3
F	AT&T	Smart	Very high	4	3	4
M	AT&T	Smart	Very high	3	3	1
M	Other	Smart	Average	1	2	4
M	Sprint	Smart	Very high	3	5	4
M	Sprint	Smart	Very high	3	5	3
F	Sprint	Smart	Average	2	5	4
F	Sprint	Smart	Average	3	5	4
M	Verizon	Smart	Average	4	3	3
F	Verizon	Smart	Very high	4	3	2
M	Verizon	Smart	Very high	5	5	5
F	Verizon	Smart	Average	3	3	3
M	Verizon	Smart	Very high	4	4	2
F	Verizon	Smart	Very high	4	5	3
M	AT&T	Camera	Average	5	4	5
M	AT&T	Camera	Very high	2	1	3
M	AT&T	Camera	Average	2	4	3
F	AT&T	Camera	Very high	3	3	3
M	AT&T	Camera	Average	5	5	3
F	AT&T	Camera	Average	4	3	3
M	AT&T	Camera	Average	4	2	4
F	AT&T	Camera	Very high	2	4	1
F	AT&T	Camera	Average	2	4	3
M	AT&T	Camera	Average	3	3	4
F	AT&T	Camera	Very high	3	2	3
M	AT&T	Camera	Very high	4	3	3
F	AT&T	Camera	Low	4	2	3
M	Other	Camera	Average	3	3	3
F	Other	Camera	Average	2	3	3
M	Other	Camera	Average	4	3	4
M	Sprint	Camera	Average	3	4	4
F	Verizon	Camera	Very high	3	4	3
F	Verizon	Camera	Very high	4	3	1
M	AT&T	Basic	Average	3	3	3
M	AT&T	Basic	Average	3	3	2
M	AT&T	Basic	Low	3	3	3
M	Other	Basic	Average	3	3	5
M	Other	Basic	Very high	4	3	3
M	Other	Basic	Very high	1	3	4
M	Other	Basic	Low	4	4	2
F	Other	Basic	Average	2	3	3
F	T-mobile	Basic	Low	3	4	4
M	T-mobile	Basic	Average	3	4	3
M	Verizon	Basic	Low	3	3	4
M	Verizon	Basic	Average	4	2	4

Answer 1