# Week 3 Test.docx - Part 1 of 6 Binomial Distribution 5.0...

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Part 1 of 6 - Binomial Distribution 5.0/ 5.0 Points Question 1 of 201.0/ 1.0 PointsIt is known that 50% of adult workers have a high school diploma. If a random sample of 8 adult workers is selected, what is the probability that less than 6 of them have a high school diploma? Question 2 of 201.0/ 1.0 PointsSuppose a random variable, x, arises from a binomial experiment. If n = 25, and p = 0.85, find Question 3 of 201.0/ 1.0 PointsIt is known that 20% of adult workers have a high school diploma. If a random sample of 10 adult workers is selected, what is the probability that 5 or more of them have a high school Question 4 of 201.0/ 1.0 PointsApproximately 10% of all people are left-handed. Out of a random sample of 15 people, what is
0.0428 Answer Key:0.0428|.0428 Feedback: P(x = 4), In Excel, =BINOM.DIST(4,15,0.1,FALSE) Question 5 of 201.0/ 1.0 PointsIf random variable X has a binomial distribution with n =8 and P(success) = p =0.5, find the Feedback: In Excel, =BINOM.DIST(3,8,0.5,TRUE) Part 2 of 6 - Contingency Tables 1.0/ 1.0 Points
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