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Help with Statistics Question11

Algebra
Tutor: None Selected Time limit: 0 Hours

A class obtained the following scores on a test.Test Score   Frequency

90              1

80              6

70              9

60             4

50             3

40            2

Find the mean

Dec 4th, 2014

  1. The mean is the average of the numbers. It is easy to calculate: add up all the numbers, then divide by how many numbers there are. In other words it is the sum divided by the count.

which came to be 4.16666

please best my answer

Dec 4th, 2014

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Dec 4th, 2014
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Dec 4th, 2014
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