MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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An online book store wants to determine if there is an association between coupon redemption and gender. After a special coupon broadcast to its reward members, the following data on coupon redemption at checkout were collected.
Yes | No | Total | |
Male | 66(76.17) | 66(55.83) | 132 |
Female | 125(114.83) | 74(84.17) | 199 |
Total | 191 | 140 | 331 |
The correct value of the test statistic is
Chi-square = 5.340 |
||
Chi-square = 8.429 |
||
Chi-square = 0.839 |
||
Chi-square = 45.556 |
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