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,

Q: The probability of winning on an arcade game is 0.664. If you play the arcade game 22 times, what is…

A: Given  P=0.664 n=22 Find P(X≤9)=?

Q: 13. Consider this question stem for this current question [13] and the next question [14].…

A: It is given that  p = 40% = 0.40 n = 7     Note: According to Bartleby expert guidelines, we can…

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

A: ii) Using the given table, the probability of there was atleast 6 safety incidents per month is…

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

A: Number of trail n=350Probability of success p=0.15

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

A: Let P denote the  probability of winning on an arcade game = 0.606.  Let n denote the number of…

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

A:

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

A: Given : IQ~N(100, 15) IQ is representing a Normal distribution with  Mean , μ = 100 Standard…

Q: If the average number of visitors to a bank is six people per minute, then the probability of two…

A:

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

A: Given Information: The expected number of accidents occurring on a highway each day is 2 i.e., λ=2…

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

A: Let p denote that the probability that a randomly selected 40-year old female will live to be 41…

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

A: Given information Total 60 People 12 had blonde hair 18 had black hair 28 had brown hair 2 had red…

Q: The table summarizes results from 981 pedestrian deaths that were caused by automobile accidents.…

A: Let A denote the event that pedestrian deaths  Let B denote the event that driver was intoxicated.…

Q: Calculate the exact probability that the mean of 3 die rolls will be >2.5 and less than or equal to…

A: Here is the experiment of rolling a 3 die. Minimum sum=3 =(1,1,1) Maximum sum=18=(6,6,6) A total…

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…

Q: o more than 14 times? (Round your answer to 3 decimal places, if necessary.)

A:

Q: Study shows that 69% of people are more protective of their information while on wireless internet.…

A:

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

A: Givenz=1.68

Q: Determine the number of times a fair coin must be tossed so that the probability of the ratio of the…

A: Let us denote the number of tails as X and the total number of tosses is n. p^=x/n When fair coin…

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

A: From the provided information, Probability of winning on an arcade game is 0.650 that is (p) = 0.5…

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

A:

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…

A: We have to  find out given probability.

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

A: Answer: Given that: p= 0.52 , n= 2 now will use Binomial probability P(X=x)=nx*px*(1–p)n–x,where…

Q: The table summarizes results from 985 pedestrian deaths that were caused by automobile accidents.…

A:

Q: In a study of helicopter usage and patient survival, among the 53,852 patients transported by…

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

A: We can model the number of rust infestations using a Poisson distribution with parameter λ, where λ…

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

A: According to the given information in this question We need to find the following probability

Q: If the probability of a bad reaction from a certain injection is 0.001, determine the  chance that…

A: Given: Probability of a bad reaction is, p= 0.001 Sample size, n=3000

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

A: Binomial distribution : Binomial distribution describes the possible number of events occurs in…

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

A: Find ( A ) P ( heavy and heart attack )  =? (  B ) p ( heart attack / heavy )  =?

Q: It is estimated that 0.46 percent of the callers to the Customer Service department of Dell Inc.…

A: It was found that 0.46% of the calls to the customer service center will receive a busy signal.The…

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

A:

Q: Login of Open the normal table (opens in a new window) and use it to answer the following questions.…

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Q: The fuel efficiency,  in miles per gallon,  of an American- made car is it discrete or continuous?

A: We have to identify type of variable.