T Test

What can we conclude about the difference in

wages? 2

2 2

1

2 1

12

22 23.1

1785.

23.

46 8766.

54 9051.

29.1006.10

N s

N s

YY T

T



 

 





 

T-Test Example Mean pay according to gender:

N Mean Pay S.D.

Women 46 $10.29 .8766

Men 54 $10.06 .9051

T value = 1.23 < 1.96 means that gender has no significant effect on the hour-pay, or the hour-pay of women is not

significantly higer than that of men