The following data represent a random sample of end-of-year bonuses for lower-level managerial personnel employed by a large ?rm. Bonuses are expressed in percentage of yearly salary.
|
Female
|
6.2
|
9.2
|
8.0
|
7.7
|
8.4
|
9.1
|
7.4
|
6.7
|
|
Male
|
8.9
|
10.0
|
9.4
|
8.8
|
12.0
|
9.9
|
11.7
|
9.8
|
Test for equality of variances. State any assumptions you have made, and interpret your result.