Customers are used to evaluate preliminary product designs. In the past, 91% of highly successful products received good reviews, 57% of moderately successful products received good reviews, and 15% of poor products received good reviews. In addition, 40% of products have been highly successful, 35% have been moderately successful and 25% have been poor products. Round your answers to four decimal places (eg. 98.7654).
Customers are used to evaluate preliminary product designs. In the past, 91% of highly successful products received good reviews, 57% of moderately successful products received good reviews, and 15% of poor products received good reviews. In addition, 40% of products have been highly successful, 35% have been moderately successful and 25% have been poor products. Round your answers to four decimal places (eg. 98.7654).
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Transcribed Image Text:Customers are used to evaluate preliminary product designs. In the past, 91% of highly successful products received good reviews,
57% of moderately successful products received good reviews, and 15% of poor products received good reviews. In addition, 40% of
products have been highty successful, 35% have been moderately successful and 25% have been poor products. Round your answers
to four decimal places (e.g. 98.7654).
(a) What is the probability that a product attains a good review?
(b) If a new design attains a good review, what is the probability that it will be a highly successful product?
(c) If a product does not attain a good review, what is the probability that it will be a highly successful product?
(a)
5985
(b)
6082
(c) i
0897
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