Consider a sample of 400 indexed medical costs. The sample mean index is 104 and the standard deiviation is 21. At least what percentage of the sampled index ratings are withing 2.3 standard deviations of the mean? How many data values does this represent?
Consider a sample of 400 indexed medical costs. The sample mean index is 104 and the standard deiviation is 21. At least what percentage of the sampled index ratings are withing 2.3 standard deviations of the mean? How many data values does this represent?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Consider a sample of 400 indexed medical costs. The sample
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