3/22/20, 6:48 PMAPUS CLE : MATH302 D010 Win 20 : Tests & QuizzesPage 1 of 101.0/ 1.0 Points0.0/ 1.0 Points1.0/ 1.0 PointsWeek Week 3 Test3 TestReturn to Assessment ListPart 1 of 6 - Binomial Distribution3.0/ 5.0 PointsQuestion 1 of 20Approximately 8% of all people have blue eyes. A random sample of 20 people is selected, find μ.Round to one decimal place. Answer: !1.6Answer Key: Answer Key: 1.6Feedback:Feedback:20*.08Question 2 of 20If random variable X has a binomial distribution with n =7 and P(success) = p =0.6, find theprobability that X is at least 6. (That is, find P(X ≥6) (round to 4 decimal places) Answer:

Feedback:Feedback:P(x = 1 - P(x , in Excel=1-BINOM.DIST(5,7,0.6,TRUE)Question 3 of 20If random variable X has a binomial distribution with n =8 and P(success) = p =0.5, find theprobability that X is at most 3. (That is, find P(X ≤3)) (round to 4 decimal places) Answer:

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3/22/20, 6:48 PMAPUS CLE : MATH302 D010 Win 20 : Tests & QuizzesPage 2 of 101.0/ 1.0 PointsApproximately 10% of all people are left-handed. Out of a random sample of 15 people, what is theprobability that 4 of them are left-handed? Round answer to 4 decimal places. Answer: 0.0/ 1.0 PointsSuppose a random variable, x, arises from a binomial experiment. If n = 25, and p = 0.85, find theP(X ≥15) using Excel. Round answer to 4 decimal places. Answer: 1.0/ 1.0 Points

Feedback:Feedback:In Excel,=BINOM.DIST(3,8,0.5,TRUE)Question 4 of 20Approximately 10% of all people are left-handed. Out of a random sample of 15 people, what is theprobability that 4 of them are left-handed? Round answer to 4 decimal places. Answer:

Question 5 of 20Suppose a random variable, x, arises from a binomial experiment. If n = 25, and p = 0.85, find theP(X ≥15) using Excel. Round answer to 4 decimal places. Answer:

Feedback:Feedback:P(x =1 - P(x , in Excel=1-BINOM.DIST(14,25,0.85,TRUE)Part 2 of 6 - Contingency Tables1.0/ 1.0 Points