Question

A random variable has a triangular probability density function with a = 50, b = 375,...

A random variable has a triangular probability density function with a = 50, b = 375, and m = 250.

(b) What is the probability that the random variable will assume a value between 70 and 250? If required, round your answer to four decimal places.
(c) What is the probability that the random variable will assume a value greater than 320? If required, round your answer to four decimal places.
Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A random variable has a triangular probability density function with a = 50, b = 375,...
A random variable has a triangular probability density function with a = 50, b = 375, and m = 250. (a) What is the probability that the random variable will assume a value between 60 and 250? If required, round your answer to four decimal places.
A random variable is normally distributed with a mean of μ = 70 and a standard...
A random variable is normally distributed with a mean of μ = 70 and a standard deviation of σ = 10 What is the probability the random variable will assume a value between 50 and 90? (Round your answer to three decimal places.) What is the probability the random variable will assume a value between 60 and 80? (Round your answer to three decimal places.)
Let X be a continuous random variable with the probability density function f(x) = C x,...
Let X be a continuous random variable with the probability density function f(x) = C x, 6 ≤ x ≤ 25, zero otherwise. a. Find the value of C that would make f(x) a valid probability density function. Enter a fraction (e.g. 2/5): C = b. Find the probability P(X > 16). Give your answer to 4 decimal places. c. Find the mean of the probability distribution of X. Give your answer to 4 decimal places. d. Find the median...
A: Let z be a random variable with a standard normal distribution. Find the indicated probability....
A: Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.) P(z ≤ 1.11) = B: Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.) P(z ≥ −1.24) = C: Let z be a random variable with a standard normal distribution. Find the indicated probability. (Round your answer to four decimal places.) P(−1.78 ≤ z...
Mean, Variance and Standard Deviation of a Continuous Random Variable 37. Consider the density function (?)=3?...
Mean, Variance and Standard Deviation of a Continuous Random Variable 37. Consider the density function (?)=3? 2 on the interval [0,1]. Find the expected value E(X), the variance Var(X) and the standard deviation σ(X) for the density function and round your answers to four decimal places [Clearly state the method you used and how you calculated your result if you used the calculator] 38.Find the median of the random variable with the probability density function given in question 37 round...
Let X be a random variable with probability density function f(x) = {3/10x(3-x) if 0<=x<=2 .........{0...
Let X be a random variable with probability density function f(x) = {3/10x(3-x) if 0<=x<=2 .........{0 otherwise a) Find the standard deviation of X to four decimal places. b) Find the mean of X to four decimal places. c) Let y=x2 find the probability density function fy of Y.
If the probability density of a random variable is given by f(x) = Find the value...
If the probability density of a random variable is given by f(x) = Find the value of k and the probabilities that a random variable having this probability density will take on a value (a) between 0.1 and 0.2                      (b) greater than 0.5.
- Determine the cumulative distribution function for the random variable with probability density function ?(?) =...
- Determine the cumulative distribution function for the random variable with probability density function ?(?) = 1 − 0.5? for 0 < ? < 2 millimeters. - Determine the mean and variance of the random variable with probability density function
If the probability density function of a random variable X is ce−5∣x∣ , then (a) Compute...
If the probability density function of a random variable X is ce−5∣x∣ , then (a) Compute the value of c. (b) What is the probability that 2 < X ≤ 3? (c) What is the probability that X > 0? (d) What is the probability that ∣X∣ < 1? (e) What is the cumulative distribution function of X? (f) Compute the density function of X3 . (g) Compute the density function of X2 .
In a probability density function, the probability of each value of the random variable can be...
In a probability density function, the probability of each value of the random variable can be easily calculated and can take on any value including zero. True or False?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT