The performances of 250 salespeople in a company are summarized in the following table. Derive the expected

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The performances of 250 salespeople in a company are summarized in the following table.image text in transcribed

Derive the expected frequencies, assuming that the data are from a normal distribution. Do the data collected support the hypothesis that the sales following a normal distribution? Do a 5 % test.

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Statistics For Business And Financial Economics

ISBN: 9781461458975

3rd Edition

Authors: Cheng Few Lee , John C Lee , Alice C Lee

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