A probability distribution has a mean of 90 and a standard deviation of 2. Use Chebyshev's inequality to find the minimum probability that an outcome is between 79 and 101. (Round your answer to four decimal places.)

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A: Given,mean(μ)=100standard deviation(σ)=20

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A: There are 5 multiple options.  So probability of selecting correct option is 1/5.  p= 1/5  There are…

Q: Assume that adults have IQ scores that are normally distributed with a mean of u = 105 and a…

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Q: Assume that adults have IQ scores that are normally distributed with a mean of μ=105 and a standard…

A: Let "X" be the IQ score of the adults.

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Q: 28

A:

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A: Formula for standard deviation is, Let us define xi as the given data values.

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A: We have to find .. The probability that a randomly selected adult has an IQ less than 115

Q: Suppose a weather report indicates that the probability of rain this week is 0.20. According to the…

A: Tree Diagram for this problem :

Q: For a certain group of individuals, the average heart rate is 74 beats per minute. Assume the…

A:

Q: Assume that adults have IQ scores that are normally distributed with a mean of u = 100 and a…

A: Given information Population mean µ = 100 Standard deviation σ = 20 We have to find the probability…

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Q: Assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard…

A:

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A:

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A: d. Given the mean value is 128 and standard deviation is 9 That is, μ=128σ=9

Q: A sample of size 86 will be drawn from a population with mean 90 and standard deviation 24. Use the…

A:

Q: Assume that adults have IQ scores that are normally distributed with a mean of u = 105 and a…

A: Given information Mean µ = 105 Standard Deviation σ = 15

Q: Assume that adults have IQ scores that are normally distributed with a mean of u = 100 and a…

A: Let X be the random variable from normal distribution with mean (μ) = 100 and standard deviation (σ)…

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A: P(No rain for next two weeks) No Rain = N

Q: The probability that it will snow in a city in December is 0.4 a. find the probability that it will…

A: We have to find given probability.

Q: For a certain group of individuals, the average heart rate is 74 beats per minute. Assume the…

A:

Q: Assume that adults have IQ scores that are normally distributed with a mean of u 105 and a standard…

A: Given that, Mean = 105 and Standard deviation = 15

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A: Given data, n=5 p=0.10 P(X≥1)=?

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