over 40 hours. Only 75% of the batteries from manufacturer 2 last for over 40 hour A battery in a critical tool fails at 32 hours. What is the probability it was from manufacturer 2?

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Q: #02.  The top web browser in 2015 was Chrome with 51.74% of the market. In a random sample of 250…

A: Population proportion = 0.5174 Sample proportion = 110/250 = 0.44

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Q: An airline has found about 8% of its passengers request vegetarian meals. On a flight with 170…

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Q: Imagine a woman has a positive mammogram. What is the probability that she has breast cancer?

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Q: The probability that an athlete finishes a triathlon is 0.66. What is the probability that no less…

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Q: The average number of field mice per acre in a 5-acre wheat field is estimated to be 10. Find the…

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Q: ssume that a student alarm clock has a 6.6 % daily  failure rate. What is the probability that the…

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Q: A shipment of 11 microwave ovens contains 2 defective units. A restaurant buys four of these units.…

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