A store sells 7 different types of items: mugs, t-shirts, books, postcards, hats, socks and sweaters. There are 6 customers in the store and they cach buy one type of item at random. Calculate the probability that a) The customers cach purchase a different type of item. b) No customer purchases books or postcards. c) At least four customers purchase a mug. d) Three customers purchase the same type or nem and the other three customers purchase another same type of item. V
A store sells 7 different types of items: mugs, t-shirts, books, postcards, hats, socks and sweaters. There are 6 customers in the store and they cach buy one type of item at random. Calculate the probability that a) The customers cach purchase a different type of item. b) No customer purchases books or postcards. c) At least four customers purchase a mug. d) Three customers purchase the same type or nem and the other three customers purchase another same type of item. V
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 store sells 7 different types of items: mugs, t-shirts, books, postcards, hats, socks and sweaters.
There are 6 customers in the store and they each buy one type of item at random. Calculate the
probability that
a) The customers cach purchase a different type of item.
b) No customer purchases books or postcards.
c) At least four customers purchase a mug.
d) Three customers purchase the same type or nem and the other three customers purchase
another same type of item.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F08bbeae7-a33b-423f-bd94-050dab3853c5%2F4401ed6b-9fe5-49f9-acc3-11db348a692e%2Fb3yps1f_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A store sells 7 different types of items: mugs, t-shirts, books, postcards, hats, socks and sweaters.
There are 6 customers in the store and they each buy one type of item at random. Calculate the
probability that
a) The customers cach purchase a different type of item.
b) No customer purchases books or postcards.
c) At least four customers purchase a mug.
d) Three customers purchase the same type or nem and the other three customers purchase
another same type of item.
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