An entrepreneur is considering the purchase of a

Reference no: EM13613879

An entrepreneur is considering the purchase of a coin-operated laundry. The current owner claims that over the past 5 years, the average daily revenue was $675 with a standard deviation of $75. A sample of 30 days reveals a daily average revenue of $625. If you were to test the null hypothesis that the daily average revenue was $675, which test would you use?

Z-test of a population mean

Z-test of a population proportion

t-test of population mean

t-test of a population proportion

Reference no: EM13613879

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