Question

Eric and Frank are medical coders doing inpatient records at a doctors’ clinic. The table shows the number of records processed by the two coders for 7 days. Based on the given data table, which of following is *not* a valid statement?

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Accepted Answer

The bigger range in Frank’s work shows that he covered more work than Eric did.

Answer

The smaller standard deviation in Eric’s work shows more consistency than Frank’s work does.

Answer

For Frank’s work, the median is a better measure of central value than the mean is.

Answer

Three out of 7 days of Eric’s work were within 1 standard deviation from the mean.

Question 19 - Math: No Calculator Practice Test for the SAT Exam