Here are the IQ scores of 10 randomly chosen fifth-grade students:
145,139,126,122,125,130,96,110,118,118
Here are the IQ scores of randomly chosen fifthgrade students:
Which of the following statements about this data set is not true?
a The student with an IQ of is considered an outlier by the IQR rule.
b The fivenumber summary of the scores is
c If the value were removed from the data set, the mean of the remaining IQ scores would
be hiqher than the mean of all scores.
d If the value were removed from the data set, the standard deviation of the remaining IQ
scores would be lower than the standard deviation of all IQ scores.
e If the value were removed from the data set, the IQR of the remaining IQ scores would
be lower than the IQR of all IQ scores.