A survey finds customers are charged incorrectly for 1 out of every 10 items.Suppose a customer purchases 11 items. Find the probability that thecustomer is charged incorrectly on at least 3 items.

Binomial distribution is given by

Answered: A survey finds customers are charged…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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A survey finds customers are charged incorrectly for 1 out of every 10 items. Suppose a customer purchases 11 items. Find the probability that the customer is charged incorrectly on at least 3 items.