Question
Below are the scores obtained by students in two classes on a History test:Class Amarks:15,25, 20, 20, 18,22, 16, 24, 28, 12 ClassBmarks:10,30, 13,27, 16,
Below are the scores obtained by students in two classes on a History test:Class Amarks:15,25, 20, 20, 18,22, 16, 24, 28, 12 ClassBmarks:10,30, 13,27, 16, 24, 5, 35, 28, 12
* Computethemeanofthetwoclasses (with solution)
- Computethestandarddeviationofthetwoclasses (with solution)
- Explaintheimplicationofdifferencesinstandarddeviation.
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Elementary Algebra Concepts & Applications
Authors: Marvin L Bittinger, David J Ellenbogen, Barbara L Johnson
9th Edition
0321877926, 9780321877925
