Question
An electronics store has 4 branches in a large city. They are curious if sales in any particular department are different depending on location. They
An electronics store has 4 branches in a large city. They are curious if sales in any particular department are different depending on location. They take a random sample of 4 purchases throughout the 4 branches - the results are recorded below. Run an independence test for the data below at the 0.05 level of significance.
Appliances | TV | Computers | Cell Phones | |
Branch 1 | 56 | 28 | 63 | 24 |
Branch 2 | 44 | 22 | 55 | 27 |
Branch 3 | 53 | 17 | 49 | 33 |
Branch 4 | 51 | 31 | 66 | 29 |
Enter the test statistic - round to 4 decimal places.
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Elementary Statistics
Authors: Robert R. Johnson, Patricia J. Kuby
11th Edition
978-053873350, 9781133169321, 538733500, 1133169325, 978-0538733502
