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In a recent survey, 45% of people surveyed indicated chocolate was their favorite flavor of ice cream. Suppose we select a sample of 12 people and ask them to name their favorite flavor of ice cream. a. How many of those in the sample would you expect to name chocolate? (Round your answer to the nearest whole number.) Expected number of people b. What is the probability exactly eight of those in the sample name chocolate? (Round the probability to 5 decimal places and the final answer to 4 decimal places.) Probability c. What is the probability eight or more name chocolate? (Round your probability to 4 decimal places.) Probability

In a recent survey, 45% of people surveyed indicated chocolate was their favorite flavor of ice cream. Suppose we select a sample of 12 people and ask them to name their favorite flavor of ice cream. a. How many of those in the sample would you expect to name chocolate? (Round your answer to the nearest whole number.) Expected number of people b. What is the probability exactly eight of those in the sample name chocolate? (Round the probability to 5 decimal places and the final answer to 4 decimal places.) Probability c. What is the probability eight or more name chocolate? (Round your probability to 4 decimal places.) Probability

A First Course in Probability (10th Edition)
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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In a recent survey, 45% of people surveyed indicated chocolate was their favorite flavor of ice cream. Suppose we select a sample of 12 people and ask them to name their favorite flavor of ice cream. a. How many of those in the sample would you expect to name chocolate? (Round your answer to the nearest whole number.) Expected number of people b. What is the probability exactly eight of those in the sample name chocolate? (Round the probability to 5 decimal places and the final answer to 4 decimal places.) Probability c. What is the probability eight or more name chocolate? (Round your probability to 4 decimal places.) Probability
Transcribed Image Text:In a recent survey, 45% of people surveyed indicated chocolate was their favorite flavor of ice cream. Suppose we select a sample of 12 people and ask them to name their favorite flavor of ice cream. a. How many of those in the sample would you expect to name chocolate? (Round your answer to the nearest whole number.) Expected number of people b. What is the probability exactly eight of those in the sample name chocolate? (Round the probability to 5 decimal places and the final answer to 4 decimal places.) Probability c. What is the probability eight or more name chocolate? (Round your probability to 4 decimal places.) Probability
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