Research has shown at 55% of subscribers share their password with someone outside of their household. A random sample of 12 persons were sampled. i. Define the variable of interest for this scenario. ii. What probability distribution do you think best describes the situation? Why? iii. Calculate the probability that less tha

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 15CR
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Research has shown at 55% of subscribers share their password with someone outside of their household. A random sample of 12 persons were sampled.

i. Define the variable of interest for this scenario.

ii. What probability distribution do you think best describes the situation? Why?

iii. Calculate the probability that less than 3 subscribers will share their password.

iv. If 500 persons were sampled, determine the number of persons who are expected to share their password with someone outside of their household.   

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If 500 persons were sampled, determine the number of persons who are expected to share their password with someone outside of their household

 

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iv. If 500 persons were sampled, determine the number of persons who are expected to share their password with someone outside of their household.   

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