Thread: Probability

Suppose 8% of new computers malfunction within the first year. A school purchased 15 computers for its lab.
a). What is the probability that none of the new computers will malfunction within the first year ?
b). What is the probability that more than 2 computers will malfunction within the first year ?

Thank you.

Originally Posted by sahip

Suppose 8% of new computers malfunction within the first year. A school purchased 15 computers for its lab.
a). What is the probability that none of the new computers will malfunction within the first year ?
b). What is the probability that more than 2 computers will malfunction within the first year ?

Thank you.

X ~ Binomial(n = 15, p = 0.08)

Hi,
Thank you for your response to the probability question. I am not sure of the form of your answer. Can you provide a numerical solution ?

Many thanks.

Sahip

Originally Posted by sahip

Hi,
Thank you for your response to the probability question. I am not sure of the form of your answer. Can you provide a numerical solution ?

Many thanks.

Sahip

Have you learnt about the binomial distribution?

Yes, I have studied the binomial distribution. Is the numerical answer for part a) 0.286
Thank you.

sahip

Originally Posted by sahip

Yes, I have studied the binomial distribution. Is the numerical answer for part a) 0.286
Thank you.

sahip

Yes.