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Disproportionately high frequency for the first category

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Reference no: EM13910426

A person randomly selected 100 checks and recorded the cents portions of those checks. The table below lists those cents portions categorized according to the indicated values. Use a 0.025 significance level to test the claim that the four categories are equally likely. The person expected that many checks for whole dollar amounts would result in a disproportionately high frequency for the first category, but do the results support that expectation?

Cents portion of check        Number

0-24                                      60

25-49                                    13

50-74                                    15

75-99                                    12

Reference no: EM13910426

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