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kenny6666 [7]
3 years ago
9

Reasons why teacher use measures of variability in analysis of exam

Arts
1 answer:
Sauron [17]3 years ago
7 0

Answer:

The standard deviation can be an effective tool for teachers. The standarddeviation can be useful in analyzing class room test results. A large standarddeviation might tell a teacher the class grades were spead a great distance fromthe mean. A small standard deviation might reflect the opposite of thepreceding

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