Mathematics, 26.03.2021 06:10 haileycho

I took a sample of the number of items in 20 randomly selected shopping carts at Target at the checkout. The sample mean was 17.75 and the sample standard deviation was 10.36. Construct a 90% confidence interval for the mean number of items in a Target shopping cart. Group of answer choices 17.75 /- 1.645 (2.32) 17.75 /- 2.093 (2.32) 17.75 /- 1.96 (2.32) 17.75 /- 1.729 (2.32)

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