Ask a New Question

what is the variance for the set of data 22,30,13,20,20

1 answer

Find the mean first = sum of scores/number of scores

Subtract each of the scores from the mean and square each difference. Find the sum of these squares. Divide that by the number of scores to get variance.

I'll let you do the calculations.

Similar Questions

Can someone help me with this questions.Find the variance for a given data. Rpund your answer to one more decimal place then the
1. 1 answer
Given the data, 159, 175, 189, 190, 191, 202, 208, 210, 218, 220, 232, 234, 234, 253, 253, 261, 265, 275, 295, 295, 304, 305,
1. 1 answer
Answer all 3 questionsFind the mean, variance, and standard deviation for the following data set. Round to the nearest tenth.
1. 1 answer
In the data set below, what is the variance?51539 If the answer is a decimal, round it to the nearest tenth. variance (σ2):
1. 0 answers

more similar questions