Mathematics
Mathematics, 27.07.2019 06:30, selena77

Abatch of 100 batteries is tested to determine the number of defective items. the probability that fewer than 3 batteries are defective is 0.85. the probability that the number of defective batteries is from 3 to 8 is 0.09. the probability that the number of defective batteries is from 9 to 14 is 0.05. what is the probability that 15 or more batteries are defective?

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Mathematics, 31.07.2019 08:30, shealynh52
4.) a.) quality control: factory workers test 80 batteries. four batteries are defective. what is the experimental probability that a battery is defective? b.) assume this trend continues. predict the number of defective batteries of 1600.
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Mathematics, 31.07.2019 21:30, alexmarche4675
Will mark as brainliest. a flashlight has 7 batteries, 5 of which are defective. if 5 are selected at random without replacement, find the probability that all 5 batteries are defective.the probability of getting all 5 defective batteries enter your answer as a fraction or a decimal rounded to 3 decimal places. show your work.
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Mathematics, 03.10.2019 01:30, genyjoannerubiera
Calculator dakota is a quality control manager for a manufacturing plant that produces batteries for tablet computers. based on prior history, dakota knows that 0.6% of all tablet computer batteries produced are defective. he selects a random sample of = 1,200 tablet computer batteries from a recently produced lot and tests each battery to determine whether it is defective. what is the probability that dakota finds 5 or fewer defective batteries? use a ti-83, ti-83 plus, or ti-84 calculator to find the probability. • round your answer to four decimal places
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Mathematics, 12.10.2019 22:20, aariyahjc9188
The reputation of many businesses can be severely damaged due to a large number of defective items during shipment. suppose 300 batteries are randomly selected from a large shipment; each is tested and 9 defective batteries are found. at a 0.1 level of significance, does this provide evidence that the proportion of defective batteries is less than 5%? what is the p-value for the test.
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