Part 1 of 6 - Binomial Distribution
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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