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Problem 4. A continuous random variable X follows a normal distribution with mean = 60 and standard deviation o = 10. (a) (6 points)
Problem 4. A continuous random variable X follows a normal distribution with mean = 60 and standard deviation o = 10. (a) (6 points) Find a such that P(X> x) = 0.841. (b) (5 points) Find P(X < 110). (c) (7 points) Find P(BIA). (d) (2 points) Determine if A, B are independent events.
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a We can find the zscore using the standard normal distribution table or calculator where z x Given PX x 0841 we need to find the value of x such that ...
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Calculus
Authors: Dale Varberg, Edwin J. Purcell, Steven E. Rigdon
9th edition
131429248, 978-0131429246
