13
QuizMultiple Choice
Binomial Distribution — Test
Question 13 • Mathematics III A
Thuy rolls a number cube 7 times. Which expression represents the probability of rolling a 4 exactly 2 times?
Answer
A
Subscript 7 Baseline C Subscript 5 Baseline (one-sixth) squared (one-sixth) Superscript 5
B
Subscript 7 Baseline C Subscript 5 Baseline (one-sixth) Superscript 5 Baseline (five-sixths) squared
C
Subscript 7 Baseline C Subscript 2 Baseline (one-sixth) squared (five-eighths) Superscript 5
D
Subscript 7 Baseline C Subscript 2 Baseline (two-sixths) squared (four-sixths) Superscript 5