Practice mode Statistics

For a distribution where Σ(x − 24) = 0 and Σ(x − 28) = −24, what is the arithmetic mean?

Correct answer B. 24

Explanation

The sum of deviations is zero only when they are taken from the arithmetic mean, so since Σ(x − 24) = 0, the mean is 24.

Report a problem

Answer checked How we write and check questions

Tip: press A, B, C or D to answer, and N for the next question.

Advertisement

Have a question about this answer?

Your email address will not be published. Required fields are marked *

Links and website addresses are not allowed in comments.