No. of Errors (x) Relative Frequency 0 0.56 1 0.21 2 0.13 3 0.07 4 0.03...

Question

Question

a) Using the relative frequency as probabilities, what is the expected number of errors? Interpret what this value means to the managing editor.

b) Compute the variance and standard deviation for the number of errors and explain what these values measure.

Answer 1

Answer #1

frequency No of esors (A) relative 0.56 Onal 0.13 0.07 0.03 - Ahat A - Expected number of essors - E(X) = Exp(x) =0(0:50) +1(

Answer 2

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