SOLUTION: In a recent survey eighteen percent of high school students said their favorite cookie was macadamia-white chocolate. You randomly select 4 students and ask each person to name the

Question 755569: In a recent survey eighteen percent of high school students said their favorite cookie was macadamia-white chocolate. You randomly select 4 students and ask each person to name their favorite cookie. Find the probability that the number who say macadamia-white chocolate is their favorite cookie is:
A) exactly 2
B) less than 3
C) at least 3
D) greater than 1
E) at most 2
Answer by reviewermath(1029) (Show Source): You can put this solution on YOUR website!
In a recent survey eighteen percent of high school students said their favorite cookie was macadamia-white chocolate. You randomly select 4 students and ask each person to name their favorite cookie. Find the probability that the number who say macadamia-white chocolate is their favorite cookie is:
X~Binomial(4,0.18)
A) exactly 2
P(X = 2) = =

B) less than 3
P(X < 3) = =
C) at least 3
P(X ≥ 3) = 1 - 0.9798 =
D) greater than 1
P(X > 1) = =
E) at most 2
P(X ≤ 2) = =

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