Part 2: The owner of a pet store is trying to decide whether to discontinue selling specialty clothes for pets. She suspects that only 4% of the customers buy specialty clothes for their pets and thinks that she might be able to replace the clothes with more interesting and profitable items on the shelves. Before making a final decision she decides to keep track of the total number of customers for a day, and whether they purchase specialty clothes for their pet. Assuming the pet store owner is correct in thinking that only 4% of her customers purchase specialty clothes for their pets, how many customers should she expect before someone buys a garment for their pet? I. 2 What is the probability that she does not sell a gament until the 7th customer? Show work. . What is the probability that exactly 3 of the first 10 customers buy specialty clothes for their pet? Show work What is the probability that at least 3 of the first 40 customers buy specialty clothes for their pet? Show work.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 27PPS
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I am having trouble answering question number 4. Thank you 

Part 2:
The owner of a pet store is trying to decide whether to discontinue selling specialty clothes for
pets. She suspects that only 4% of the customers buy specialty clothes for their pets and thinks that
she might be able to replace the clothes with more interesting and profitable items on the shelves.
Before making a final decision she decides to keep track of the total number of customers for a
day, and whether they purchase specialty clothes for their pet.
Assuming the pet store owner is correct in thinking that only 4% of her customers purchase
specialty clothes for their pets, how many customers should she expect before someone buys a
garment for their pet?
I.
2 What is the probability that she does not sell a gament until the 7th customer? Show work.
. What is the probability that exactly 3 of the first 10 customers buy specialty clothes for their
pet? Show work
What is the probability that at least 3 of the first 40 customers buy specialty clothes for their
pet? Show work.
Transcribed Image Text:Part 2: The owner of a pet store is trying to decide whether to discontinue selling specialty clothes for pets. She suspects that only 4% of the customers buy specialty clothes for their pets and thinks that she might be able to replace the clothes with more interesting and profitable items on the shelves. Before making a final decision she decides to keep track of the total number of customers for a day, and whether they purchase specialty clothes for their pet. Assuming the pet store owner is correct in thinking that only 4% of her customers purchase specialty clothes for their pets, how many customers should she expect before someone buys a garment for their pet? I. 2 What is the probability that she does not sell a gament until the 7th customer? Show work. . What is the probability that exactly 3 of the first 10 customers buy specialty clothes for their pet? Show work What is the probability that at least 3 of the first 40 customers buy specialty clothes for their pet? Show work.
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