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Confidence intervals for the average (Normal and Distribution t) 1. In the case of a sample of n = 50 companies taken from an industry
Confidence intervals for the average (Normal and Distribution t) 1. In the case of a sample of n = 50 companies taken from an industry in In particular, the average number of employees per company is X = 420.4, with standard sample deviation s = 55.7. A. Determine the 90% confidence interval for estimating the average number of workers per company in the industry. B. Interpret the interval
Confidence intervals for the average (Normal and Distribution t)
1. In the case of a sample of n = 50 companies taken from an industry in
In particular, the average number of employees per company is X = 420.4, with standard sample deviation s = 55.7.
A. Determine the 90% confidence interval for estimating the average number of workers per company in the industry.
B. Interpret the interval
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