Posted by **Anonymous** on Tuesday, August 28, 2012 at 12:48pm.

A class obtained the following scores on a test. Find the mean, the median, the mode, and the range for the class.

Test Score Frequency

90 2

80 3

70 10

60 5

50 3

40 2

(a) Find the mean.

1

(b) Find the median.

2

(c) Find the mode.

3

(d) Find the range.

4

0

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