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probability
1) Let X and Y be independent continuous random variables that are uniformly distributed on (0,1) . Let H=(X+2)Y . Find the probability P(lnHโฅz) where z is a given number that satisfies e^z
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Let ๐ and ๐ be independent continuous random variables that are uniformly distributed on (0,1) . Let ๐ป=(๐+2)๐ . Find the probability ๐(ln๐ปโฅ๐ง) where ๐ง is a given number that satisfies ๐^๐ง
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The random variable x is normally distributed with mean =1,000 and standard deviation =100. Sketch and find each of the following probabilities: P(x
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BUSINESS STATISTICS
The random variable x is normally distributed with mean =1,000 and standard deviation =100. Sketch and find each of the following probabilities: P(x
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Random variables X and Y are both normally distributed with mean 100 and standard deviation 4. It is known that random variable X+Y is also a normal distribution. a. What is the mean of X+Y? b. What is the standard deviation of
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probability
Problem 2. Continuous Random Variables 2 points possible (graded, results hidden) Let ๐ and ๐ be independent continuous random variables that are uniformly distributed on (0,1) . Let ๐ป=(๐+2)๐ . Find the probability
asked by peter on August 5, 2019 
Statistics/probability
The random variable X has a binomial distribution with the probability of a success being 0.2 and the number of independent trials is 15. The random variable xbar is the mean of a random sample of 100 values of X. Find P(xbar
asked by Heidi Joy on July 10, 2014 
probability
Let X and Y be independent continuous random variables that are uniformly distributed on (0,1). Let H=(X+2)Y. Find the probability P(lnHโฅz) where z is a given number that satisfies ez
asked by Diane Lin on August 5, 2019 
probability
Let K be a discrete random variable with PMF pK(k)=โงโฉโจโชโช1/3,2/3,0if k=1,if k=2,otherwise. Conditional on K=1 or 2, random variable Y is exponentially distributed with parameter 1 or 1/2, respectively. Using Bayes' rule,
asked by RVE on February 28, 2015 
statistics
assume you have a data set from a normally distributed random variable. answer the following: will the random variable be discrete, continuous, or neither? How do you know? I believe its continuous but cant explain why will the
asked by Dean on June 29, 2013