27 33 34 35 37 39 40 41 54 84,75,90,87,99,91,85,88,76,92,94 median: first quartile: third quartile: interquartile range:

From the data set given we shall evaluate the specifics as follows:

27, 33, 34, 35, 37, 39, 40, 41, 54, 84,75,90,87,99,91,85,88,76,92,94

First quartile:

Q1=34

Median

Median = (84+75) / 2=79.5

Third Quartile

Q3=76

Interquartile range:

Q3-Q1

=76-34

=42