February 25, 2017

Homework Help: Math

Posted by Shannon on Sunday, December 5, 2010 at 10:02am.

If a grade was drawn at random from the data shown below, what is the probability that the grade is not a B?

Grade Frequency
A 2
B 8
C 11
D 2
F 1

I think it is 1 out of 5 or 4 but I am not sure? Please help :) Thank you much!

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