At the supermarket, a tasting kiosk invites you to taste a new flavor of biscuits. A marketing study shows that 70% of supermarket customers will taste the biscuits, 5% of customers who have not tasted the biscuits in will buy anyway and 15% of people who have tasted the biscuits will buy them. What proportion of customers will buy biscuits ?

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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At the supermarket, a tasting kiosk invites you to taste a new flavor of biscuits. A marketing study
shows that 70% of supermarket customers will taste the biscuits, 5% of customers who have not tasted the biscuits in
will buy anyway and 15% of people who have tasted the biscuits will buy them. What proportion of customers will buy
biscuits ?

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