SOLUTION: The mean score on a set of 21 tests is 89. Suppose two more students take the test and score 68 and 63. What is the new mean?
The new mean is ____ (round to the nearest tenth)
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Question 786255: The mean score on a set of 21 tests is 89. Suppose two more students take the test and score 68 and 63. What is the new mean?
The new mean is ____ (round to the nearest tenth).
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
The mean score on a set of 21 tests is 89. Suppose two more students take the test and score 68 and 63. What is the new mean?
The new mean is ____ (round to the nearest tenth).
:
A total of 23 students then
m =
m =
m = 89.9565 ~ 90.0 is the new mean
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