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January 30, 2015

January 30, 2015

Posted by **Jennifer** on Sunday, October 16, 2011 at 6:37pm.

Errors Frequency

51-53 9

54-56 19

57-59 16

60-62 24

63-65 25

This is what I got:

Mean = 59.19

Variance = 1.43

Standard Deviation = 2.05

- Please tell me if i did this correct -
**SraJMcGin**, Sunday, October 16, 2011 at 8:54pmTry some of the following links for verification:

http://search.yahoo.com/search?fr=mcafee&p=how+to+find+the+mean%2C+variance+%26+standard+deviation+in+a+frequency+distribution

Sra

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