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The Higher Education Research Institute at UCLA collected data from 203,967203,967 incoming first- time, full-time freshmen from 270270 four-year colleges and universities in the U.S. 60.6%60.6% of those students replied that, yes, they believe that same-sex couples should have the right to legal marital status. Suppose that you randomly pick eight first-time, full-time freshmen from the survey. You are interested in the number that believes that same sex-couples should have the right to legal marital status. Let the random variable X= the number that reply "yes", X~B(8,0.606) xx P(x) 0123 4 5678 (b) On average (u), how many would you expect to answer yes? Round your answer to two decimal places. (c) What is the standard deviation (00)? Round your answer to two decimal places.

The Higher Education Research Institute at UCLA collected data from 203,967203,967 incoming first- time, full-time freshmen from 270270 four-year colleges and universities in the U.S. 60.6%60.6% of those students replied that, yes, they believe that same-sex couples should have the right to legal marital status. Suppose that you randomly pick eight first-time, full-time freshmen from the survey. You are interested in the number that believes that same sex-couples should have the right to legal marital status. Let the random variable X= the number that reply "yes", X~B(8,0.606) xx P(x) 0123 4 5678 (b) On average (u), how many would you expect to answer yes? Round your answer to two decimal places. (c) What is the standard deviation (00)? Round your answer to two decimal places.

College Algebra
College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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The Higher Education Research Institute at UCLA collected data from 203,967203,967 incoming first- time, full-time freshmen from 270270 four-year colleges and universities in the U.S. 60.6%60.6% of those students replied that, yes, they believe that same-sex couples should have the right to legal marital status. Suppose that you randomly pick eight first-time, full-time freshmen from the survey. You are interested in the number that believes that same sex-couples should have the right to legal marital status. Let the random variable X= the number that reply "yes", X~B(8,0.606) xx P(x) 0123 45678 (b) On average (u), how many would you expect to answer yes? Round your answer to two decimal places. (c) What is the standard deviation (o0)? Round your answer to two decimal places.
Transcribed Image Text:The Higher Education Research Institute at UCLA collected data from 203,967203,967 incoming first- time, full-time freshmen from 270270 four-year colleges and universities in the U.S. 60.6%60.6% of those students replied that, yes, they believe that same-sex couples should have the right to legal marital status. Suppose that you randomly pick eight first-time, full-time freshmen from the survey. You are interested in the number that believes that same sex-couples should have the right to legal marital status. Let the random variable X= the number that reply "yes", X~B(8,0.606) xx P(x) 0123 45678 (b) On average (u), how many would you expect to answer yes? Round your answer to two decimal places. (c) What is the standard deviation (o0)? Round your answer to two decimal places.
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