Statistics Examples

Find the Mean of the Frequency Table
Step 1
Find the midpoint for each class.
Step 2
Multiply the frequency of each class by the class midpoint.
Step 3
Simplify the column.
Step 4
Add the values in the column.
Step 5
Add the values in the frequency column.
Step 6
The mean (mu) is the sum of divided by , which is the sum of frequencies.
Step 7
The mean is the sum of the product of the midpoints and frequencies divided by the total of frequencies.
Step 8
Simplify the right side of .
Enter YOUR Problem
Mathway requires javascript and a modern browser.