The daily production rates (in units per hour) for a sample of factory workers before and after a training program are shown below. Worker Before After 1 12 14 2 9 11 3 10 13 4 11 12 5 8 11 We want to determine if the training program was effective. Let d = After − Before. Assume the population of differences is normally distributed. State the null and alternative hypotheses to test for the problem stated above.
The daily production rates (in units per hour) for a sample of factory workers before and after a training program are shown below. Worker Before After 1 12 14 2 9 11 3 10 13 4 11 12 5 8 11 We want to determine if the training program was effective. Let d = After − Before. Assume the population of differences is normally distributed. State the null and alternative hypotheses to test for the problem stated above.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 9PPS
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The daily production rates (in units per hour) for a sample of factory workers before and after a training program are shown below.
Worker | Before | After |
---|---|---|
1 | 12 | 14 |
2 | 9 | 11 |
3 | 10 | 13 |
4 | 11 | 12 |
5 | 8 | 11 |
We want to determine if the training program was effective. Let d = After − Before. Assume the population of differences is normally distributed .
State the null and alternative hypotheses to test for the problem stated above.
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