The mean score on a set of 17 tests is 82. Suppose two more students take the test and score 66 and 56. What is the new​ mean?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 25PFA
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Question

The mean score on a set of

17

tests is

82.

Suppose two more students take the test and score

66

and

56.

What is the new​ mean?

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