19.5k views
5 votes
Calculate Sample Variance for the following data collection: 10, 11,12, 13, 14, 18.

User Rdalmeida
by
8.2k points

1 Answer

2 votes

To calculate the variance follow these steps:

1. Work out the Mean

2. Then for each number: subtract the Mean and square the result .

3. Then work out the average of those squared differences.

The data are 10, 11, 12, 13, 14, 18

The first step find the mean

The mean = sum of data/number of data

The sum = 10 + 11 + 12+ 13 +14 + 18 = 78

The number =

User Alexey Shabramov
by
8.7k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories