Good Afternoon, Can someone assist me with these three questions Suppose that pa

Question

Good Afternoon,

Can someone assist me with these three questions

Suppose that past history show that 60% of students prefer Brand C cola. A sample of 5 students is selected. What is the probability that at least 3 of the 5 students selected will prefer brand C?

___________

Suppose that past history show that 60% of students prefer Brand C cola. A sample of 5 students is selected. What is the probability that at most 2 of the 5 students selected will prefer brand C?

___________

Suppose that past history show that 60% of students prefer Brand C cola. A sample of 5 students is selected. What is the probability that more than 3 of the 5 students selected will prefer brand C?

_________________

Explanation / Answer

Here we will use binomial distribution.n =5, p=0.6

1. P(x>=3)=0.6826

2. P(x<=2)=0.3174

3. P(x>3)=0.33696

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