A particular type of tennis racket comes in a midsize version and an oversize version. Seventy-five percent of all customers at a certain store want the oversize version. (a) Among twelve randomly selected customers who want this type of racket, what is the probability that at least six want the oversize version? (Enter your answer to four decimal places.) 0.9858 within 1 standard deviation of the mean value? (Enter your answer to four decimal places.) (b) Among ten randomly selected customers, what is the probability that the number who want the oversize version 0.6827 (c) The store currently has seven rackets of each version. What is the probability that all of the next ten customers who want this racket can get the version they want from current stock? (Enter your answer to four decimal places.) 0.1576

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
icon
Related questions
Topic Video
Question
100%

Can someone help me with the incorrect two questions? thanks

A particular type of tennis racket comes in a midsize version and an oversize version. Seventy-five percent of all customers at a certain store want the oversize version.
(a) Among twelve randomly selected customers who want this type of racket, what is the probability that at least six want the oversize version? (Enter your answer to four decimal places.)
0.9858
(b) Among ten randomly selected customers, what is the probability that the number who want the oversize version is within 1 standard deviation of the mean value? (Enter your answer to four decimal places.)
0.6827
(c) The store currently has seven rackets of each version. What is the probability that all of the next ten customers who want this racket can get the version they want from current stock? (Enter your answer to four decimal places.)
0.1576
Transcribed Image Text:A particular type of tennis racket comes in a midsize version and an oversize version. Seventy-five percent of all customers at a certain store want the oversize version. (a) Among twelve randomly selected customers who want this type of racket, what is the probability that at least six want the oversize version? (Enter your answer to four decimal places.) 0.9858 (b) Among ten randomly selected customers, what is the probability that the number who want the oversize version is within 1 standard deviation of the mean value? (Enter your answer to four decimal places.) 0.6827 (c) The store currently has seven rackets of each version. What is the probability that all of the next ten customers who want this racket can get the version they want from current stock? (Enter your answer to four decimal places.) 0.1576
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps

Blurred answer
Knowledge Booster
Research Design Formulation
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Recommended textbooks for you
College Algebra
College Algebra
Algebra
ISBN:
9781337282291
Author:
Ron Larson
Publisher:
Cengage Learning