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Using a Distribution to Find Probabilities In Exercises 11–26, find the indicated probabilities using the geometric distribution, the Poisson distribution, or the binomial distribution. Then determine whether the
23. Paying for College Education Sixty-eight percent of parents of children ages 8–14 say they are willing to get a second or part-time job to pay for their children’s college eduction. You randomly select five parents. Find the
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Elementary Statistics: Picturing the World (7th Edition)
- Unemployment In 2015, there were approximately 8.3 million unemployed workers in the United States. The circle graph shows the age profile of these unemployed workers. Ages of Unemployed Workers (a) Estimate the number of unemployed workers in the 16-19 age group. (b) What is the probability that a person selected at random from the population of unemployed workers is in the 20-24 age group? (c) What is the probability that a person selected at random from the population of unemployed workers is in the 25-54 age group? (d) What is the probability that a person selected at random from the population of unemployed workers is 55 or older?arrow_forwardQuality Control To control the quality of their product, the Bright-Light Company inspects three light bulbs out of each batch of ten bulbs manufactured. If a defective bulb is found, the batch is discarded. Suppose a batch contain two defective bulbs. What is the probability that the batch will be discarded?arrow_forward
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