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# Binomial Distribution: A manufacturer of computer disks has a historical defective rate of .001. Suppose we have selected a batch of 1000 disks. Answer the following questions using this information.

Binomial Distribution: A manufacturer of computer disks has a historical defective rate of .001. Suppose we have selected a batch of 1000 disks. Answer the following questions using this information. You can upload a file containing your work and answers to each question.

(3 pts) What is the expected number of defective disks in the batch?

(3 pts) What is the variance in the number of defective disks in the batch?

(3 pts) What is the probability that 2 disks would be defective?

(3 pts) What is the probability that 5 or fewer disks would be defective?

(3 pts) What is the probability that 1 or more disks will be defective?