Q2// two groups of students performed an exam and their grades were as: Group A : 70, 70, 70, 70, 85 , 85 Group B : 70, 72, 73 , 75 , 75 , 85 Use standard deviation to compare between the groups.

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Q2// two groups of students performed an exam and their grades were as:
Group A : 70, 70, 70, 70, 85 , 85
Group B : 70, 72, 73 , 75 , 75 , 85
Use standard deviation to compare between the groups.
Transcribed Image Text:Q2// two groups of students performed an exam and their grades were as: Group A : 70, 70, 70, 70, 85 , 85 Group B : 70, 72, 73 , 75 , 75 , 85 Use standard deviation to compare between the groups.
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