Reading 7: Statistical Concepts and Market Returns - LOS b following, question, survey, white, style

mayanfang1

Q11. Use the results from the following survey of 500 firms to answer the question.

 Number of Employees     Frequency

300 up to 400              40

400 up to 500              62

500 up to 600              78

600 up to 700              101

700 up to 800              131

800 up to 900                  88

The frequency of the third class is:

A)     78.

B)     180.

C)     156.

shing1314

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shannyzheng

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kepei7763

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xwsh0325

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