Mathematics, 23.05.2021 21:20 jasminecoronetti44
Departmental Store Agora claims that their mean weekly sales of Aerosol were at most 2,400 packages over the past 6 months and population distribution is unknown. The manager wants to check if the sales have decreased in recent times. He obtained a random obtained sample of sales data from 61 stores and found that the sample mean is 3,593 packages with sample standard deviation 4919. At 7% significance level, using critical value approach see if the claim is true or not.
Answers: 2
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Departmental Store Agora claims that their mean weekly sales of Aerosol were at most 2,400 packages...
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