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Rell Inc. expects that the average contribution to their donation bank will be more than $500 per person. To test this expectation, the contributions of

Rell Inc. expects that the average contribution to their donation bank will be more than $500 per person. To test this expectation, the contributions of 25 doners (chosen at random) were examined and the average contribution was $515 with a standard deviation of $30. Conduct a hypothesis test and state what the results allow us to conclude about Rell Inc.'s average contribution. State any assumptions you made to complete the question.

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