Question
The following table shows the random samples taken of the number of students per class for School A and School B. The superintendent believes that
The following table shows the random samples taken of the number of students per class for School A and School B. The superintendent believes that the mean class size for School B is higher than for School A. Is the superintendent correct? Perform the relevant test at the 5% significance level.
School A | School B |
|---|---|
21 | 26 |
23 | 22 |
21 | 20 |
25 | 28 |
20 | 19 |
18 | 17 |
17 | 20 |
20 | 22 |
21 | 21 |
22 | 23 |
23 | 25 |
25 | 20 |
24 | 23 |
22 | 21 |
25 | 24 |
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Advanced Calculus Of A Single Variable
Authors: Tunc Geveci
1st Edition
331927807X, 9783319278070
