Il Boost ? 20:42 A ixl.com A skating rink attendant monitored the number of injuries at the rink over the past year. He cracked the ages of those injured and the kinds of skates worn during injury. In-line skates Roller skates Age 8 4 Age 10 2 What is the probability that a randomly selected njured skater was age 10 given that the injured skater was wearing roller skates? Simplify any fractions. Submit

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A: Given,n=6p=0.35X=no.of students belong to ethnic minorityX~Binomial (n=6 , p=0.35)P(X=x)=nx pxqn-x…

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A: From the given information, p=42%=0.42x=13 and n=27p^=xn=1327=0.4815

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A: Given data, n=840p = 0.54q =1-p = 0.46p^ =0.51

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A: The required answers are: (a) 524160 (b) 524416 (c) 50%

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A:

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Q: Help

A: From the addition law of probability, we have Based on addition law, the required probability is,

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A: H NH Total Nonsmokers 21 45 66 Moderate 40 28 68 Heavy 28 18 46 Total 89 91 180

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Q: A customer at a sushi restaurant was examining the types of sushi rolls offered on the menu. Rolls…

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Q: cotton and 30% are nylon. Calculate the probability that a randomly selected roll used by the…

A: Problem #5 Let F denote the event that a roll contains a flaw. C denote the event that a roll…

Q: Suppose 44 % of the students in a university are baseball players. If a sample of 853 students is…

A: Where,

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Q: In the multiple choice experiment with four possible choices, what is the probability that the test…

A: In MCQ, there are four choices for an answer.

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Q: A healthcare agency reported that 51% of people who had coronary bypass surgery in 2008 were over…

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Q: n a large population, 46% of the households own DVD recorders. A simple random sample of 100…

A: It is given that n=100 and p=0.46.

Q: 31. A basketball player has a 75% chance of making a free throw. What is the probability of her…

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Q: (a) What is the probability that a randomly chosen tire will cover a distance of 500km without a…

A:

Q: 2. Find the probability of rolling a 4 on a fair die given that it will land even?

A: If a die is rolled the possible outcomes are S=1,2,3,4,5,6Let ∈ be the event of getting even…