Mathematics

Messiah

2 January, 14:22

Select the correct answer.

Twenty students in Class A and 20 students in Class B were asked how many hours they took to prepare for an exam. The data sets represent their

answers

Class A (2.5.7.6.43.8.7.4 5.7.6.3.5.4.2.4.6.3.5)

Class B 3.7.6,4,3,2,4,5,6,7,2,2,2, 3, 4, 5, 2, 2,5, 6}

Which statement is true for the data sets?

A

The mean study time of students in Class A is less than students in Class B.

B.

C.

The mean study time of students in Class B is less than students in Class A

The median study time of students in Class B is greater than students in Class A

D.

The range of study time of students in Class A is less than students in Class B.

E

The mean and median study time of students in Class A and Class B is equal.