9
QuizMultiple Choice

Binomial Distribution — Quiz

Question 9 • Mathematics III

Thirty-three percent of all students at a high school like beef stew. Out of 300 students, 40 are selected randomly and asked whether they liked beef stew. If liking beef stew is a success, what is the probability of a failure for this binomial experiment?

Answer
A
0 point 6 7
B
0 point 3 3
C
0 point 4 0
D
0 point 5 7

Explanation

A success is a student who likes beef stew, so the probability of success is 0.33. The probability of failure is the complement: 1 − 0.33 = 0.67. Therefore, the probability of failure is 0.67, choice D.

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