A telephone survey conducted by the Maritz Marketing Research company found that 43% of Americans expect to save more money next year than they saved last year. Forty-five percent of those surveyed plan to reduce debt next year. Of those who expect to save more money next year, 81% plan to reduce debt next year. An American is selected randomly. a. What is the probability that this person expects to save more money next year and plans to reduce debt next year? b. What is the probability that this person expects to save more money next year or plans to reduce debt next year? c. What is the probability that this person expects to save more money next year and does not plan to reduce debt next year? d. What is the probability that this person does not expect to save more money given that he/she does plan to reduce debt next year? (Round your answers to 4 decimal places, e.g., 0.2156.)
A telephone survey conducted by the Maritz Marketing Research company found that 43% of Americans expect to save more money next year than they saved last year. Forty-five percent of those surveyed plan to reduce debt next year. Of those who expect to save more money next year, 81% plan to reduce debt next year. An American is selected randomly. a. What is the probability that this person expects to save more money next year and plans to reduce debt next year? b. What is the probability that this person expects to save more money next year or plans to reduce debt next year? c. What is the probability that this person expects to save more money next year and does not plan to reduce debt next year? d. What is the probability that this person does not expect to save more money given that he/she does plan to reduce debt next year? (Round your answers to 4 decimal places, e.g., 0.2156.)
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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A telephone survey conducted by the Maritz Marketing Research company found that 43% of Americans expect to save more money next year than they saved last year. Forty-five percent of those surveyed plan to reduce debt next year. Of those who expect to save more money next year, 81% plan to reduce debt next year. An American is selected randomly.
a. What is theprobability that this person expects to save more money next year and plans to reduce debt next year?
b. What is the probability that this person expects to save more money next year or plans to reduce debt next year?
c. What is the probability that this person expects to save more money next year and does not plan to reduce debt next year?
d. What is the probability that this person does not expect to save more money given that he/she does plan to reduce debt next year?
(Round your answers to 4 decimal places, e.g., 0.2156.)
a. enter probability rounded to 4 decimal places
b. enter probability rounded to 4 decimal places
c. enter probability rounded to 4 decimal places
d. enter probability rounded to 4 decimal places
a. What is the
b. What is the probability that this person expects to save more money next year or plans to reduce debt next year?
c. What is the probability that this person expects to save more money next year and does not plan to reduce debt next year?
d. What is the probability that this person does not expect to save more money given that he/she does plan to reduce debt next year?
(Round your answers to 4 decimal places, e.g., 0.2156.)
a. enter probability rounded to 4 decimal places
b. enter probability rounded to 4 decimal places
c. enter probability rounded to 4 decimal places
d. enter probability rounded to 4 decimal places
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