Asked by Liz
The class average on the quarterly exam was65% with a standard deviation of 7%. Is the probability that a student got 70% or higher 24%
Answers
Answered by
Reiny
Here is your stats calculator.
http://davidmlane.com/normal.html
enter 65 for mean
enter 7 for SD
click on "above" and enter 70
you should see .2375
So what do you think?
http://davidmlane.com/normal.html
enter 65 for mean
enter 7 for SD
click on "above" and enter 70
you should see .2375
So what do you think?
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