Which of the following statements is true of the mean, and median?
IQ scores are collected from a sample of 36 students
at a large university. The scores are summarized in the
histogram below.
IQ Scores
The mean is equal to the median IQ.
The mean is less than the median IQ.
The mean is greater than the median IQ.
It cannot be determined because we cannot tell the
exact values of the IQ scores in the sample.
8
6
Frequency
90 93 95 97 99 101 103 105 107 109 111 113 115 117
IQ Score