Mathematics, 16.11.2019 04:31 rollercoasterbuddies

An entrepreneur is considering the purchase of a coin-operated laundry. the current owner claims that over the past 5 years, the mean daily revenue was $675 with a population standard deviation of $75. a sample of 30 days reveals a daily mean revenue of $625. if you were to test the null hypothesis that the daily mean revenue was $675, which test would you use? group of answer choices
a. t test of a population proportion
b. z test of a population mean
c. t test of population mean
d. z test of a population proportion

Answers: 3

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An entrepreneur is considering the purchase of a coin-operated laundry. the current owner claims tha...