Select all the correct answers. The table records the rainfall in two cities during a particular week. Which statements about the data are true?
Rainfall in McKesson (inches) Rainfall in Sansome (inches)
3.76 3.14
2.45 3.01
3.01 2.36
3.82 2.26
2.32 2.12
3.97 2.71
1.74 1.97
Their means cannot be compared based on their mean absolute deviations because the mean absolute deviation for McKesson’s rainfall is nearly twice that of Sansome’s.
Their means cannot be compared based on their mean absolute deviations because the mean absolute deviation for Sansome’s rainfall is nearly twice that of McKesson’s.
The difference of the means of the two cities is 0.5.
The difference of the means of the two cities is 1.