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A newspaper reported decides to sample some schoolchildren to see if they went out trick-or-treating this year. Based on past years, she knows that 61% of kids go out to treat-or-treat. You take a sample of 25 children. a) What is the probability that exactly 12 out of 25 children go out trick or treating? (give answer to 4 decimal places) b) What is the probability that 18 or more children out of 25 children sampled went out trick-or-treating? (give to 4 decimal places) A

A newspaper reported decides to sample some schoolchildren to see if they went out trick-or-treating this year. Based on past years, she knows that 61% of kids go out to treat-or-treat. You take a sample of 25 children. a) What is the probability that exactly 12 out of 25 children go out trick or treating? (give answer to 4 decimal places) b) What is the probability that 18 or more children out of 25 children sampled went out trick-or-treating? (give to 4 decimal places) A

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A newspaper reported decides to sample some schoolchildren to see if they went out trick-or-treating this year. Based on past years, she knows that 61% of kids go out to treat-or-treat. You take a sample of 25 children. a) What is the probability that exactly 12 out of 25 children go out trick or treating? (give answer to 4 decimal places) A b) What is the probability that 18 or more children out of 25 children sampled went out trick-or-treating? (give to 4 decimal places)
Transcribed Image Text:A newspaper reported decides to sample some schoolchildren to see if they went out trick-or-treating this year. Based on past years, she knows that 61% of kids go out to treat-or-treat. You take a sample of 25 children. a) What is the probability that exactly 12 out of 25 children go out trick or treating? (give answer to 4 decimal places) A b) What is the probability that 18 or more children out of 25 children sampled went out trick-or-treating? (give to 4 decimal places)
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