A college professor has taught business statistics for the last 5 years. He used standard tests every
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A college professor has taught business statistics for the last 5 years. He used standard tests every semester. The distribution of grades during the past 5 years was
He feels that this semester’s students have a different grade distribution pattern.
Do you agree with him? Do a 5 % test.
Transcribed Image Text:
A 15 % B 30 % A 6 B C 40 % This professor has just finished grading students this semester and has found that the frequency distribution of the grades is 12 D 10% 15 F 5% D 5 F 1
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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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