Saturday

April 19, 2014

April 19, 2014

Total # Posts: 14

**Math**

The price of a new car is 20,000. Assume that an individual makes a down payment of 25% toward the purchase of a new car and secures financing for the balance at the rate of 10%/year compounded monthly. What monthly payment will be required to make if the car is financed over ...

**Math**

It is estimated that residents in 60% of households in town own a digital camera. If 10 homes are randomly selected, what is the probability that no more than 5 own digital cameras?

**Math**

It is estimated that residents in 60% of households in town own a digital camera. If 10 homes are randomly selected, what is the probability that no more than 5 own digital cameras?

**Math**

It is estimated that residents in 60% of households in town own a digital camera. If 10 homes are randomly selected, what is the probability that no more than 5 own digital cameras?

**Math**

Suppose 30% of the restaurants in a certain part of a town are in violation of the health code. A health inspector randomly selects six of the restaurants for inspection. (Round your answers to four decimal places.) (a) What is the probability that none of the restaurants are ...

**Math**

Suppose 30% of the restaurants in a certain part of a town are in violation of the health code. A health inspector randomly selects six of the restaurants for inspection. (Round your answers to four decimal places.) (a) What is the probability that none of the restaurants are ...

**Math**

Let X be the number of successes in five independent trials of a binomial experiment in which the probability of success is p = 3/5. Find the following probabilities. (Round your answers to four decimal places.) (a) P(X = 4) (b) P(2 ≤ X ≤ 4)

**Math**

If the probability that a certain tennis player will serve an ace is 1/4, what is the probability that he will serve exactly two aces out of four serves? (Assume that the four serves are independent. Round your answer to four decimal places.)

**Binomial Math**

The manager of Toy World has decided to accept a shipment of electronic games if there is no more than 1 defective electronic game in a random sample of size 17. What is the probability that he will accept the shipment if 15% of the electronic games is defective? (Round your a...

**Binomial Math**

From experience, the manager of Kramer's Book Mart knows that 40% of the people who are browsing in the store will make a purchase. What is the probability that among ten people who are browsing in the store, at least five will make a purchase? (Round your answer to four d...

**Binomial Math**

A fair die is rolled four times. Calculate the probability of obtaining exactly two 5s. (Round your answer to four decimal places.)

**Math**

Find the matrix A such that 1 0 −1 3 A = −1 −8 2 11 . Hint: Let A = a b c d A=

**Math**

Rainbow Harbor Cruises charges $16/adult and $8/child for a round-trip ticket. The records show that, on a certain weekend, 900 took the cruise on Saturday and 600 took the cruise on Sunday. The total receipts for Saturday were $12,800, and the total receipts for Sunday were $...

**Math**

Rainbow Harbor Cruises charges $16/adult and $8/child for a round-trip ticket. The records show that, on a certain weekend, 900 took the cruise on Saturday and 600 took the cruise on Sunday. The total receipts for Saturday were $12,800, and the total receipts for Sunday were $...

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