Mathematics, 01.04.2020 03:50, jasjoh39p0rp6i

On average, Americans eat about 8.30 pounds of grapes per year (σ = 1.70). A local grocery store wants to renew their contract with their supplier but is concerned they are buying too many grapes and not selling enough. They surveyed 30 frequent shoppers’ receipts for the last year and found that they eat an average of 8.05 pounds of grapes per year (SD = 1.89). You are interested in whether the grocery store’s sample eats less grapes than the general population.

Answer the following questions regarding hypothesis testing for this data set (20 points total: 23a, 23b, 23c, 23d, 23e, 23f)

What is your null and alternative hypothesis?

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On average, Americans eat about 8.30 pounds of grapes per year (σ = 1.70). A local grocery store wan...