In a Scratch & Save promotion, Zellers promised all customers a discount ranging from 5% to 50%,

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In a "Scratch & Save" promotion, Zellers promised all customers a discount ranging from 5% to 50%, depending on the value that appeared on their "Scratch &c Save" card. In the accompanying table, the bottom row shows the expected distribution of discounts for every 1000 cards submitted. Suppose that the manager of one branch says the actual distribution of discounts for 1000 cards that were submitted in her store was as shown in the middle row. At the 0.05 level of significance, test the claim that this actual distribution of discounts is consistent with the distribution that Zellers promised.
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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Elementary Statistics

ISBN: 9780321225979

3rd Canadian Edition

Authors: Mario F. Triola

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