Students investigating the packaging of potato chips purchased 6 bags of chips marked with a net weight of 28.1 grams. They carefully weighed the contents of each bag, recording the following...

Students investigating the packaging of potato chips purchased 6
bags of chips marked with a net weight of 28.1 grams.

They carefully weighed the contents of each bag, recording the following weights (in grams):

29.2, 28.1, 29.2, 28.6, 28.7, 28.7.

Complete parts a through c below.

a) Do these data satisfy the assumptions for inference? Explain.

b) Find the mean and standard deviation of the weights. (round to two decimal places)

c) Create a 95% confidence interval for the mean weight of such bags of chips. (round to one decimal place)

Jun 01, 2022

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