Answer
$0.6561$
Work Step by Step
Complement of P(A) is that none of the digits is zero. The four times we select, we can choose any 9 options out of the 10, therefore: $P(\overline{A})=1-P(A)=1-(\frac{9}{10})^{4}=0.6561$
Essentials of Statistics (5th Edition)
by Triola, Mario F.
Published by
Pearson
ISBN 10:
0-32192-459-2
ISBN 13:
978-0-32192-459-9
Chapter 4 - Probability - 4-5 Multiplication Rule: Complements and Conditional Probability - Page 172: 7
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