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A shipment of 12 television sets contains 3 defective sets. In how many ways can a...
2. A shipment of 40 fancy calculators contains 5 defective units. In how many ways can a college bookstore buy 20 of these units and receive: a) no defective units b) one defective unit c) at least 17 good units d) What is the probability of the bookstore receiving 2 defective units? e) Find the probability of receiving at most 2 bad calculators. f) Find the probability of receiving at least 4 defective units.
if any one can help me with this one im quite lost 4. A shipment of 150 Television sets contain three defective units. Determine how mand ways a vending company can buy three of these units and receive A) no defective units, B) all Defective units C) at least one good unit
QUESTION 4 A shipment of 15 televisions sets contains 4 defective sets. A hotel purchases 8 of these televisions sets. What is the probability that the hotel receives at least one of the defective sets? a. 0.0103 b. 0.7949 C. 0.2051 d. 0.0256 e. 0.9744
A shipment of 15 televisions sets contains 3 defective sets. A hotel purchases 9 of these televisions sets. What is the probability that the hotel receives at least one of the defective sets?
A carton of 18 rechargeable batteries contains one that is defective. In how many ways can an inspector choose 4 of the batteries and get the defective battery?
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
A shipment of 94 laptops contains 5 defective laptops. A quality control specialist chooses a sample of 9 laptops from the shipment. How many possible choices of 9 laptops can be made? How many of these possible selections will not contain any defective laptops? How many of the possible selections will contain at least one defective laptop? How many of the possible selections will contain exactly one defective laptop?
2. Suppose an electronics store receives 30 graphing calculators. a. How many different ways can the store select 4 calculators from among the 30 to send to a customer? b. If 6 of the calculators are defective, how many of the selections contain no defective calculators? c. Use the results of parts a and b to calculate the probability that the customer receives at least one defective calculator. d. How many of these selections contain 1 defective calculators? Combine this...
1.5. Review Exercises 1. If we randomly pick two television sets in succession from a shipment of 240 television sets of which 15 are defective, what is the probability that they will both be defective? 2. A poll of 500 people determines that 382 like ice cream and 362 like cake. How many people like both if each of them likes at least one of the two? (Hint: Use P(AU B)-P(A) + P(B)-P(A n B) ). 3. The Mathematics Department...
It is known that 4% of computer chips in a large shipment are defective. Let the sample proportion be the proportion of defectives in a random sample of n = 2000 chips from the shipment. What is the sampling distribution of the sample proportion? It is known that 4% of computer chips in a large shipment are defective. Let the sample proportion be the proportion of defectives in a random sample of n = 2000 chips from the shipment. What...