A survey showed that 82% of adults need corection (eyeglasses, contacts, surgery, etc.) for their eyesight IF 21 adults are randomly selected, find the probabity that no more than 1 of them need corection for their eyesight. Is 1 a significanty low number of adults requining eyesight correction? The probability that no more than 1 of the 21 adults require eyesight corection is? (Round to three decimal places as needed)

Q: 16) Suppose 80% of all flights by an airline are on time. Out of a random sample of 50 flights: a)…

A: The random sample size of flights, The proportion of all flights by the airline that are on time,

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A: Given  P=0.664 n=22 Find P(X≤9)=?

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Q: for part ii) why was for the probability of 6 or more incidents in one month, 0.12 and 015 used? is…

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Q: If 15% of adults in a certain country work from home, what is the probability that fewer than 42 out…

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Q: The probability of winning on an arcade game is 0.606. If you play the arcade game 20 times, what is…

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Q: A family's cat is pregnant with 4 kittens. If the probability each kitten will be gray like the…

A: here from given information  p = probability of kitten is not gray  =  1 - 0.49 = 0.51  n =  4

Q: hat is the probability that the selected applicant passes to academic requirements or to work…

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Q: The probability of winning on an arcade game is 0.711. If you play the arcade game 18 times, what is…

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Q: A poll is given, showing 65% are in favor of a new building project. If 9 people are chosen at…

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Q: If IQ~N(100, 15) , what is probability that the mean IQ of 16 randomly selected people will be below…

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Q: Suppose that the expected number of accidents occurring on a highway each day = 2. a) What is the…

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Q: The probability that a randomly selected 40-year old female will live to be 41year old is 0.988…

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Q: Out of 60 people who went to the cash register,    12 had blonde hair 18 had black hair 28 had brown…

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Q: 4) Many smartphones, especially those of the LTE-enabled persuasion, have earned a bad rap for…

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Q: A survey showed that 82% of adults need correction (eyeglasses, contacts, surgery, etc.) for their…

A: here, given probability that 82% of adults need correction for their eyesight. and 14 randomly…

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A:

Q: What is the probability of getting a value less than z = 1.68?

A: Givenz=1.68

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Q: The probability of winning on an arcade game is 0.650. If you play the arcade game 22 times, what is…

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Q: The phones produced in factory A have a lifespan of 3000 days. The phones produced in factory B have…

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Q: An unfair coin with a probabilty of tails as 0.55 is tossed 8 times. Find the probability that a…

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Q: The table below shows the number of deaths in the U.S. in a year due to a variety of causes. For…

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Q: In a recent study nationwide, it was found that 52% of people like college football better than…

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Q: A section of 7.5 kilometers has been closed down for remediation of rust attack. What is the…

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Q: What is the probability of observing a z score greater than 3?

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Q: If IQ~N(100, 15), what is probability that the mean IQ of 9 randomly selected people will be below…

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Q: According the World Bank, only 8% of the population of Uganda had access to electricity as of 2009.…

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Q: ..s) A researcher studied the relationship between coffee drinking and heart attacks in young women.…

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Q: According to the Center for Disease Control (CDC), 46.8% of Americans get a flu shot each season.…

A: