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Calculating Probabilities Based on a Saint Index survey,

Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola ISBN: 9780321836960 18

Solution for problem 1BSC Chapter 5.3

Elementary Statistics | 12th Edition

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Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola

Elementary Statistics | 12th Edition

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Problem 1BSC

 

Calculating Probabilities Based on a Saint Index survey, assume that when adults are asked to identify the most unpopular projects for their hometown, 54% include Wal-Mart among their choices. Suppose we want to find the probability that when five adults are randomly selected, exactly two of them include Wal-Mart. What is wrong with using the multiplication rule to find the probability of getting two adults who include Wal-Mart followed by three people who do not include Wal-Mart, as in this calculation: (0.54)(0.54)(0.46)(0.46)(0.46)?

Step-by-Step Solution:
Step 1 of 3

Solution 1BSC

It is given that, 54% of adults included Walmart as one of the unpopular projects. Suppose 5 adults are randomly selected, then, the probability of getting exactly two adults who include WalMart can be calculated using Binomial distribution probability function.

To calculate the above probability, once should consider all combinations of

The calculation in Binomial formula...

Step 2 of 3

Chapter 5.3, Problem 1BSC is Solved
Step 3 of 3

Textbook: Elementary Statistics
Edition: 12
Author: Mario F. Triola
ISBN: 9780321836960

This textbook survival guide was created for the textbook: Elementary Statistics, edition: 12. Elementary Statistics was written by and is associated to the ISBN: 9780321836960. The answer to “Calculating Probabilities Based on a Saint Index survey, assume that when adults are asked to identify the most unpopular projects for their hometown, 54% include Wal-Mart among their choices. Suppose we want to find the probability that when five adults are randomly selected, exactly two of them include Wal-Mart. What is wrong with using the multiplication rule to find the probability of getting two adults who include Wal-Mart followed by three people who do not include Wal-Mart, as in this calculation: (0.54)(0.54)(0.46)(0.46)(0.46)?” is broken down into a number of easy to follow steps, and 82 words. This full solution covers the following key subjects: mart, wal, include, adults, Find. This expansive textbook survival guide covers 121 chapters, and 3629 solutions. Since the solution to 1BSC from 5.3 chapter was answered, more than 331 students have viewed the full step-by-step answer. The full step-by-step solution to problem: 1BSC from chapter: 5.3 was answered by , our top Statistics solution expert on 03/15/17, 10:30PM.

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