Suppose 4 out of 40 batteries shipped to an auto parts store are defective. A fleet...
Suppose 4 out of 40 batteries shipped to an auto parts store are defective. A fleet manager then buys 6 of the batteries from the store. What is the probability that at least 3 of the batteries purchased by the fleet manager are defective?
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Suppose 4 out of 40 batteries shipped to an auto parts store are
defective. A fleet...
Suppose it is known that 4 out of 50 batteries shipped to an auto parts store...
Suppose it is known that 4 out of 50 batteries shipped to an auto parts store are defective. A fleet manager then buys 7 of the batteries from the store. What is the probability that at least 3 of the batteries purchased by the fleet manager are defective?
A) An organization has 22 Math majors and 26 English majors. A fund-raising committee of 7...
A) An organization has 22 Math majors and 26 English majors. A fund-raising committee of 7 members is selected at random. In how many ways can at least one English major be on the fund-raising committee? B) Suppose it is known that 4 out of 40 batteries shipped to an auto parts store are defective. A fleet manager then buys 7 of the batteries from the store. What is the probability that at least 3 of the batteries purchased by...
Suppose there are 4 defective batteries in a drawer with 10 batteries in it. A sample...
Suppose there are 4 defective batteries in a drawer with 10 batteries in it. A sample of 3 is taken at random without replacement. Let X denote the number of defective batteries in the sample. Find the probability that the sample contains a) Exactly one defective battery b) at most one defective battery. c) at least one defective battery.
A shipment of 40 parts contains 12 defective parts. Suppose 3 parts are selected at random...
A shipment of 40 parts contains 12 defective parts. Suppose 3 parts are selected at random from the shipment. What is the probability that all 3 parts are defective?
A shipment of 40 parts contains 12 defective parts. Suppose 3 parts are selected at random,...
A shipment of 40 parts contains 12 defective parts. Suppose 3 parts are selected at random, without replacement, from the shipment. What is the probability that exactly 2 parts are not defective?
A manufacturer has shipped 49 cameras to an electronics store, of which 6 are defective. If...
A manufacturer has shipped 49 cameras to an electronics store, of which 6 are defective. If the electronics store sold 25 cameras before discovering that some were defective, what is the probability that at least one defective camera was sold? hint (Hint: StartFraction Upper C left parenthesis 43 comma 25 right parenthesis Over Upper C left parenthesis 49 comma 25 right parenthesis EndFraction
A shipment of 50 parts contains 12 defective parts. Suppose 3 parts are selected at random,...
A shipment of 50 parts contains 12 defective parts. Suppose 3 parts are selected at random, without replacement, from the shipment. What is the probability that at least one part is defective? 0.5696 0.5610 0.1435 0.0427
43. A company is producing parts to sell to an auto parts store. The store buys...
43. A company is producing parts to sell to an auto parts store. The store buys in batches of 100, and pays the company $800 for each batch of 100 sold. The cost for the company to make x parts is modeled by the function c(x) = +5x-10. To the nearest whole dollar, what is the maximum possible profit for the company? (4) 578 (B) 585 (C) 586 (D) 600 (E)
Suppose that in a production run of 40 units, 4 are defective. A sample of 4...
Suppose that in a production run of 40 units, 4 are defective. A sample of 4 units are to be randomly drawn from the 40. What is the probability that 2 or more are defective if the samples are drawn with replacement?
A company makes auto batteries. They claim that 81% of their LL70 batteries are good for 70 month...
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2.
3.
A company makes auto batteries. They claim that 81% of their LL70 batteries are good for 70 months or longer. Assume that this claim is true. Let p be the proportion in a random sample of 70 such batteries that are good for 70 months or more. a. What is the probability that this sample proportion is within 0.02 of the population proportion? Round your answer to two decimal places b. What is the probability that this...
43. A company is producing parts to sell to an auto parts store. The store buys in batches of 100, and pays the company $800 for each batch of 100 sold. The cost for the company to make x parts is modeled by the function c(x) = +5x-10. To the nearest whole dollar, what is the maximum possible profit for the company? (4) 578 (B) 585 (C) 586 (D) 600 (E)
1.
2.
3.
A company makes auto batteries. They claim that 81% of their LL70 batteries are good for 70 months or longer. Assume that this claim is true. Let p be the proportion in a random sample of 70 such batteries that are good for 70 months or more. a. What is the probability that this sample proportion is within 0.02 of the population proportion? Round your answer to two decimal places b. What is the probability that this...
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