# Question: It is known that 10 of all the items produced

It is known that 10% of all the items produced by a particular manufacturing process are defective. From the very large output of a single day, 400 items are selected at random.

a. What is the probability that at least 35 of the selected items are defective?

b. What is the probability that between 40 and 50 of the selected items are defective?

c. What is the probability that between 34 and 48 of the selected items are defective?

d. Without doing the calculations, state which of the following ranges of defectives has the highest probability:

38-39, 40-41, 42-43, 44-45, or 46-47.

a. What is the probability that at least 35 of the selected items are defective?

b. What is the probability that between 40 and 50 of the selected items are defective?

c. What is the probability that between 34 and 48 of the selected items are defective?

d. Without doing the calculations, state which of the following ranges of defectives has the highest probability:

38-39, 40-41, 42-43, 44-45, or 46-47.

**View Solution:**## Answer to relevant Questions

A random sample of 100 blue-collar employees at a large corporation are surveyed to assess their attitudes toward a proposed new work schedule. If 60% of all blue-collar employees at this corporation favor the new schedule, ...Given an arrival process with l = 1.0, what is the probability that an arrival occurs in the first t = 2 time units? Swapna David is a customer assistant consultant for Acme Information Systems, who provides assistance for computer users. The mean number of calls per hour is 40 from across the United States and calls are independent. She ...An investor plans to divide $200,000 between two investments. The first yields a certain profit of 10%, whereas the second yields a profit with expected value 18% and standard deviation 6%. If the investor divides the money ...The nation of Olecarl, located in the South Pacific, has asked you to analyze international trade patterns. You first discover that each year it exports 10 units and imports 10 units of wonderful stuff. The price of exports ...Post your question