Find the probability that exactly one defective item is obtained. 0.509

Q: A local county has an unemployment rate of 4.4%. A random sample of 20 employable people are picked…

A: Given,n=20p=0.044q=0.956A random variable X~Binomial(n=20  ,  p=0.044)P(X=x)=Cx0.044x0.95620-x   ;…

Q: What is the probability of spinning a number divisible by 3?

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Q: John runs a computer software store. He counted 121 people who walked by his store in a day, 51 of…

A: We have given  the following statement about the software store.  121 people who walked by his store…

Q: A quick quiz consists of a multiple-choice question with 5 possible answers followed by a true/false…

A: Given dataMultiple choice questions with 5 possible answers followed by a true and false5 possible…

Q: The probability that a spark plug is defective is 35%. Suppose that a person buys 7 spark plugs.…

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Q: A point is chosen at random in the square shown below. Find the probability that the point is in the…

A: Given that, a dart hits the small square target shown below at a random point. Each side of the…

Q: Use theoretical probability to find. What is the probability of flipping three coins and getting two…

A: From the given information:To find the probability of flipping three coins and getting two tails and…

Q: A blood test indicates the presence of a particular disease 99% of the time when the disease is…

A: The provided information is as follows:The probability of having the disease is 4%.The probability…

Q: average weight of 4150 lb and SD = 450 lb Find each as a 2-decimal percentage - DO NOT put the %…

A: Given that.   X~N( μ , ?)   μ=4150     , ?=450   Z-score =( x - μ )/?

Q: The probability that a person who booked a flight will actually show up is 0.95. If the airline…

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Q: K A coin is tossed 12 times. Find the probability of tossing five or six tails. The probability of…

A: toss coin 12 times P(head) = P(tail) = 0.5 x = no. of tails P(x=X) = nCx(p)x(q)(n-x)

Q: A new medication has been found to relieve pain symptoms in 80% of people who take it. The…

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Q: Lacy draws a club from a standard deck of 52 cards. Without replacing the first card, she then…

A: A standard deck contains 52 cards. Lucy draws a club from it.Without replacing the first card, she…

Q: Find the values of (a) zo.10. (b)-20.05. (c)-20.048

A: a) z0.10: PZ≤z=0.10          z=-1.28, from the Excel function, =NORM.INV(0.1,0,1)

Q: 5.50 Find the probability that a person flipping a coin gets (a) the third head on the seventh flip;…

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Q: 34. It denotes the probability of committing a Type ll error. a A. D. B.

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Q: A box contains 10 cards numbered from 0 to 9. 1. In how many ways we can select 4 cards in order and…

A: Given,total no.of cards=10 (numberd from 1 to 9)

Q: d. Between 2 and 9 (including 2 and 9) of them live in poverty.

A: Given that  Number of trials n=47 Success of probability p=0.10 X~binomial (n,p)

Q: John runs a computer software store. He counted 120 people who walked by his store in a day, 53 of…

A: Given : Number of people who came into the store = 53 Out of 53, number of people who bought…

Q: A quick quiz consists of a true/false question followed by a multiple-choice question with 6…

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Q: If the probability that your DVD player breaks down before the extended warranty expires is 0.021,…

A: P(DVD player break down before extended warranty expires) = p = 0.021 P(DVD player will not break…