A data set has a mean of 60 and a standard deviation of 5. Which of the following might po

timer Asked: Jan 22nd, 2015

Question description

A data set has a mean of 60 and a standard deviation of 5. Which of the following might possibly be true?

A). More than 90% of the data values are between 45 and 75.

B.) At least 15% of the data values are less than 45 or greater than 75.

C). No less than 30% of the data values are less than 50 or greater than 70.

D). No more than 50% of the data values are between 50 and 70.

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