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A partial relative frequency distribution is given. Class Relative Frequency A .22 b .18 C .40...

A
partial relative frequency distribution is given.
Class Relative Frequency
A .22 b .18 C .40 d
a. what is the relative frequency of class d?
b. The total sample size is 200. what is the frequency of class d?
Math   Statistics-And-Probability   
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