The performances of 250 salespeople in a company are summarized in the following table. Derive the expected
Question:
The performances of 250 salespeople in a company are summarized in the following table.
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.
Transcribed Image Text:
Sales Less than 78. 78-80 81-83 84-86 87-89 90 or more Frequency 13 37 40 50 60 20
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To assess whether the data support the claim that the sales follow a normal distribution we can conduct a chisquare goodnessoffit test Heres how to pe...View the full answer
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Related Book For
Statistics For Business And Financial Economics
ISBN: 9781461458975
3rd Edition
Authors: Cheng Few Lee , John C Lee , Alice C Lee
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