Probability of a defective calculator
The F.S. Supplies Company buys calculators from a Japanese supplier. The probability of a defective calculator is 20%. If 15 calculators are selected at random, what is the probability that 5 or more of the calculators will be defective?
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Jan Richards is in charge of the testing laboratory for Southwest Chemicals, Inc. She is investigating the possibility of acquiring some new testing equipment.
For a particular instant lottery, the bettor can determine immediately whether a purchased ticket is a winning ticket. Suppose that the probability of a winning ticket is p=1/10. What is the expected number of tickets that must be purchased in orde
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A company sells leaf blowers for $150 each. Each unit has a 3 year warranty that covers replacement of defective parts. It is estimated that 6% of all leaf blowers sold will be returned under the warranty at an average cost.
Demostate the use of appropriate tools for converting data into meaningful information.
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