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, 4, 3, 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}
The mean study time of students in Class A is less than students in Class B.
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.
The range of study time of students in Class A is less than

Question

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, 4, 3, 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}
The mean study time of students in Class A is less than students in Class B. 
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.
The range of study time of students in Class A is less than

sterben909 · Answer

@sleepyjess

sleepyjess · Answer

Hello ^_^ Welcome to OpenStudy! Do you know how to find the mean, median and range of a data set?

kamari3x · Answer

yea I know how to find it but this question is to complicated for me

sleepyjess · Answer

Let's take it one step at a time. Do you want to find range, median or mean first?

kamari3x · Answer

the mean

sleepyjess · Answer

Okay, to find mean, we add up all of the numbers in a data set, then divide by how many numbers there were, in this case there are 20 numbers in each set