Question

Let X be a Normal random variable with µ = 11 and variance = 49. a)...

Let X be a Normal random variable with µ = 11 and variance = 49.
a) Calculate P(X^2>100)

b)Calculate the hazard rate function at 20, λ(20) and at 35, λ(35)

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
2. Let X be a Normal random variable with µ = 11 and σ 2 =...
2. Let X be a Normal random variable with µ = 11 and σ 2 = 49. You may refer to the tables at the end of our textbook. (a) Calculate P(X2 > 100). (b) Calculate the hazard rate function at 18, λ(18) and at 25, λ(25).
Let the random variable X follow a normal distribution with µ = 19 and σ2 =...
Let the random variable X follow a normal distribution with µ = 19 and σ2 = 8. Find the probability that X is greater than 11 and less than 15.
Let the random variable X follow a normal distribution with µ = 18 and σ2 =...
Let the random variable X follow a normal distribution with µ = 18 and σ2 = 11. Find the probability that X is greater than 10 and less than 17.
Let X be a normal random variance with media 1 and variance 4. Consider a new...
Let X be a normal random variance with media 1 and variance 4. Consider a new variance A random variable T defined below: T = -1 if X < -2 T = 0 if - 2 ≤ X ≤ 0 T = 1 if x>0 Find the moment generating function of T and, from it, calculate E (T) and Var (T).
Let the random variable X follow a normal distribution with µ = 18 and σ =...
Let the random variable X follow a normal distribution with µ = 18 and σ = 4. The probability is 0.99 that X is in the symmetric interval about the mean between two numbers, L and U (L is the smaller of the two numbers and U is the larger of the two numbers). Calculate L.
Let the random variable X follow a normal distribution with µ = 22 and σ =...
Let the random variable X follow a normal distribution with µ = 22 and σ = 4. The probability is 0.90 that Xis in the symmetric interval about the mean between two numbers, L and U (L is the smaller of the two numbers and U is the larger of the two numbers). Calculate U.
Suppose that the random variable X follows a normal distribution with mean 35 and variance 25....
Suppose that the random variable X follows a normal distribution with mean 35 and variance 25. a.) Calculate P(X > 37) b.) Calculate P(32 < X < 38) c.) Find the value of x so that P(X >x) is approximately 0.975
If X has a normal distribution with mean µ = 11 and variance σ2  = 16, find...
If X has a normal distribution with mean µ = 11 and variance σ2  = 16, find the value of x if P (X < x) = 0.8186. A 2.9 B 14.6 C 12.6 D 17.9
1. Let X be a discrete random variable with the probability mass function P(x) = kx2...
1. Let X be a discrete random variable with the probability mass function P(x) = kx2 for x = 2, 3, 4, 6. (a) Find the appropriate value of k. (b) Find P(3), F(3), P(4.2), and F(4.2). (c) Sketch the graphs of the pmf P(x) and of the cdf F(x). (d) Find the mean µ and the variance σ 2 of X. [Note: For a random variable, by definition its mean is the same as its expectation, µ = E(X).]
Let x be a normal random variable with mean equal to 40 and standard deviation equal...
Let x be a normal random variable with mean equal to 40 and standard deviation equal to 5 a) P(x>55)=? b) P(x<49)=?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT