Lesson: Variance and Standard Deviation
In this lesson, we will learn how to find and interpret the variance and the standard deviation.
Sample Question Videos
Worksheet: 17 Questions • 4 Videos
Calculate the standard deviation of the values 45, 35, 42, 49, 39, and 34. Give your answer to 3 decimal places.
If for a set of 6 values equals 25, find the standard deviation of the set, and round the result to the nearest thousandth.
The table shows the distribution of goals scored in the first half of a football season.
|Number of Goals||0||1||3||4||6|
|Number of Matches||5||2||7||7||4|
Find the standard deviation of the number of goals scored. Give your answer to three decimal places.