Question 8 The AAT is a standardized test to be normally distributed with a mean of 500 and a standard deviation of 100. For this question, determine the z-score for a score of 400 O ° 0.7 1.5 O-1

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A:

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A: a) 1024b) 120/1024 (0.1172)c) 0.9941d) 0.044Explanation:a) Number of Outcomes:When a fair coin is…

Q: normal distribution

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A: Expected value = Probability of winning * won amount - Probability of losing * lose amount Expected…

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A:

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A: Please see the attached image for the answer.Explanation:

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A: From the provided information,

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Q: out seven rebuilt pumps

A: Rebuilt pumps =7Defective pumps =3Two pumps are to be selected, then classified as defective or not…

Q: None

A: To calculate the z-score, se the following formula:z = (x - μ) / σwhere x (score) = 400, μ (mean) =…

Q: According to the pharmaceutical companies, in the production of a specific medication for…

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Q: A coin is tossed 400 times. Use the normal curve approximation to find the probability of obtaining:…

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A: Defining the Probability Space:We have 6n fair diceEach die can show a number from 1 to 6.The sample…

Q: Suppose the life of a particular brand of calculator battery is approximately normally distributed…

A:

Q: A student takes a quiz that consists of three true false questions. If we consider about experiment…

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A: The probability distribution is,x34560.10.40.30.2

Q: A target has alternating red and white rings of different sizes as shown. You shoot an arrow at the…

A: Given  and

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Q: 51 57 21 If P(A)= P(B)= and P(A/B)=. then P(B/A)= 100 100 43 43 a) 78 b) 17 26 22 17 10 d) 10 22 19

A: From the provided information,

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Q: there is no use of a venn diagram here

A: Given:

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A: DETAILED SOLUTION IS PROVIDED BELOWExplanation:

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Q: 8. answer accuretly fast Neighborhood Insurance sells fire insurance policies to local homeowners.…

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Q: If a random variable X has the gamma distribution with a = 2 and ẞ= 1, find P(1.7<X<2.3).

A: It is required to find the probability  for the gamma random variable, X.

Q: Click here to view the binomial probability sums table for n=17 and n=18. Click here to view the…

A: Population proportion=50%=0.50