Mathematics, 11.05.2021 04:40, BreBreDoeCCx

4. A simple random sample of the weight of 40 women has a mean of 146.22 lb. Research from other sources suggests that the population standard deviation of weight of women is
30.86 lb. Find a 95% confidence interval estimate of the mean weight of all women.
132.11 lb << 160,33 lb
141.58 lb << 150.86 lb
136.66 lb < p < 155.78 lb
138.19 lb

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4. A simple random sample of the weight of 40 women has a mean of 146.22 lb. Research from other so...