Statistics and Probability

Statistics and Probability - 20-30 30-40 40-50 50-60 60-70...

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A set of data includes 75 observations. How many classes would you recommend? a. 2 b. 7 c. 9 d. 8 Solution: I would recommend eight classes with the difference of 10 as class interval 0-10 10-20
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Unformatted text preview: 20-30 30-40 40-50 50-60 60-70 70-80 In this case, it will cover all the 75 observations. No. of classes : 8 Classs interval : 10 (difference between the lower and upper end)...
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This note was uploaded on 01/31/2012 for the course QM 2113 taught by Professor Kent during the Fall '11 term at ASU.

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