An analyst for a large company is examining a new dataset they received in order to estimate a population mean. Suppose that the sample mean of this dataset was equal to 597.3 from 21 datapoints, with a S of 346.2. The analyst wants to create a 95% confidence interval around the sample mean. What is the lower bound of the confidence interval? Round all intermediate and final values to two decimal places. 482.10 394.55 521.75 439.71 363.88

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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An analyst for a large company is examining a new dataset they received in
order to estimate a population mean. Suppose that the sample mean of this
dataset was equal to 597.3 from 21 datapoints, with a S of 346.2. The analyst
wants to create a 95% confidence interval around the sample mean. What is
the lower bound of the confidence interval? Round all intermediate and final
values to two decimal places.
482.10
394.55
521.75
439.71
363.88
Transcribed Image Text:An analyst for a large company is examining a new dataset they received in order to estimate a population mean. Suppose that the sample mean of this dataset was equal to 597.3 from 21 datapoints, with a S of 346.2. The analyst wants to create a 95% confidence interval around the sample mean. What is the lower bound of the confidence interval? Round all intermediate and final values to two decimal places. 482.10 394.55 521.75 439.71 363.88
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