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Suppose that the probability that an adult in America will watch the Super Bowl is 38%. Each person is considered independent. We are interested in the number of adults in America we must survey until we find one who will watch the Super Bowl. Part (a) In words, define the Random Variable X. O the adult's opinion regarding the Super Bowl O the number of adults who watch the Super Bowl ◇ the favorite team of the adult ○ the number of adults surveyed until one who watches the Super Bowl is found Part (b) List the values that X may take on. OX= 0, 1, 2, ... OX 1, 2, 3, ..., 98, 99, 100 ○ X = 38 OX=1, 2, 3, ... □ Part (c) Give the distribution of X. -(0) Part (d) How many adults in America do you expect to survey until you find one who will watch the Super Bowl? (Round your answer to the nearest whole number.) adults □ Part (e) Find the probability that you must ask 6 people. (Round your answer to four decimal places.) Part (f) Find the probability that you must ask 5 or 6 people. (Round your answer to four decimal places.)

Suppose that the probability that an adult in America will watch the Super Bowl is 38%. Each person is considered independent. We are interested in the number of adults in America we must survey until we find one who will watch the Super Bowl. Part (a) In words, define the Random Variable X. O the adult's opinion regarding the Super Bowl O the number of adults who watch the Super Bowl ◇ the favorite team of the adult ○ the number of adults surveyed until one who watches the Super Bowl is found Part (b) List the values that X may take on. OX= 0, 1, 2, ... OX 1, 2, 3, ..., 98, 99, 100 ○ X = 38 OX=1, 2, 3, ... □ Part (c) Give the distribution of X. -(0) Part (d) How many adults in America do you expect to survey until you find one who will watch the Super Bowl? (Round your answer to the nearest whole number.) adults □ Part (e) Find the probability that you must ask 6 people. (Round your answer to four decimal places.) Part (f) Find the probability that you must ask 5 or 6 people. (Round your answer to four decimal places.)

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter6: Ratio, Proportion, And Probability
Section6.7: Probability And Odds
Problem 2C
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Suppose that the probability that an adult in America will watch the Super Bowl is 38%. Each person is considered independent. We are interested in the number of adults in America we must survey until we find one who will watch the Super Bowl. Part (a) In words, define the Random Variable X. O the adult's opinion regarding the Super Bowl O the number of adults who watch the Super Bowl ◇ the favorite team of the adult ○ the number of adults surveyed until one who watches the Super Bowl is found Part (b) List the values that X may take on. OX= 0, 1, 2, ... OX 1, 2, 3, ..., 98, 99, 100 ○ X = 38 OX=1, 2, 3, ... □ Part (c) Give the distribution of X. -(0) Part (d) How many adults in America do you expect to survey until you find one who will watch the Super Bowl? (Round your answer to the nearest whole number.) adults □ Part (e) Find the probability that you must ask 6 people. (Round your answer to four decimal places.) Part (f) Find the probability that you must ask 5 or 6 people. (Round your answer to four decimal places.)
Transcribed Image Text:Suppose that the probability that an adult in America will watch the Super Bowl is 38%. Each person is considered independent. We are interested in the number of adults in America we must survey until we find one who will watch the Super Bowl. Part (a) In words, define the Random Variable X. O the adult's opinion regarding the Super Bowl O the number of adults who watch the Super Bowl ◇ the favorite team of the adult ○ the number of adults surveyed until one who watches the Super Bowl is found Part (b) List the values that X may take on. OX= 0, 1, 2, ... OX 1, 2, 3, ..., 98, 99, 100 ○ X = 38 OX=1, 2, 3, ... □ Part (c) Give the distribution of X. -(0) Part (d) How many adults in America do you expect to survey until you find one who will watch the Super Bowl? (Round your answer to the nearest whole number.) adults □ Part (e) Find the probability that you must ask 6 people. (Round your answer to four decimal places.) Part (f) Find the probability that you must ask 5 or 6 people. (Round your answer to four decimal places.)
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