Question

The table below shows the scores of a group of students on a 10-point quiz.

Test Score Frequency
3 1
4 3
5 1
6 1
7 0
8 3
9 4
10 3


The mean score on this test is:



The median score on this test is:

Answer 1

The mean score on the test is -
(Added all the numbers up, then divided by how many numbers there are )
In this case 536 / 8 = 67

The median - (middle when ordered properly from least to greatest,but when even you add them up and divide by two)
In this case it is 131 / 2
= 65.5

Answer 2

Multiply each score by frequency.

Add these products together. Divide by 16 to get the mean.

The median score is the one in the middle.

Answer 3

3 3
4 4
5 3
6 2
7 3
8 3
9 1
10 4