The following data represent the number of grams of fat in breakfast meals offered at McDonald's. (Source: McDonald's Corporation,A Full Serving of Nutrition Facts, April 2003)

12 23 28 2 28 33 31 11 23

40 35 1 23 33 23 16 11 8

8 17 16 15

Please compute the five-number summary (minimum, maximum, first quartile (Q1), second quartile (Q2), third quartile (Q3)) and the interquartile range (IQR) for the data above.

Minimum =

Q1 =

Q2=

Q3 =

Maximum =

IQR =