Estimate the standard deviation in situations

Reference no: EM13204079

According to the empirical rule, almost all the data should lie between (x-3s) and (x+3s). The range accounts for all the data.

a. What relationship should hold (approximately) between the standard deviation and the range?

b. How can you use the results of part a to estimate the standard deviation in situations when the range is unknown?

Reference no: EM13204079

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