1 answer

A sample of 20 small bags of the same brand of candies was selected. Assume that...

Question:

A sample of 20 small bags of the same brand of candies was selected. Assume that the population distribution of bag weights is normal. The weight of each bag was then recorded. The mean weight was 2 ounces with a sample standard deviation0.4 ounces. We would like to calculate an 80% confidence interval for the average weight of a sample of size 20 a. (3%) standard error b. (396) The critical 1 value for an 80% confidence interval is crit С. (3%) EBM- d. (496) An 80% confidence interval for the population average weight of the candies is from to

A sample of 20 small bags of the same brand of candies was selected. Assume that the population distribution of bag weights is normal. The weight of each bag was then recorded. The mean weight was 2 ounces with a sample standard deviation0.4 ounces. We would like to calculate an 80% confidence interval for the average weight of a sample of size 20 a. (3%) standard error b. (396) The critical 1 value for an 80% confidence interval is crit С. (3%) EBM- d. (496) An 80% confidence interval for the population average weight of the candies is from to

Answers

0 Soldioni Given claua - 0D 0 089Confidence ן사c.va and L1 /e] ue y ane VclubeLd) ae Value dente inta is a Possi 0. 246165 3 ト3272 0.6723(0.089

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