ZuoTi.Pro
Question

1. Suppose x ~N(36500,5000), 1 a. What is the probability of any single value of x? (1 point) b. What are the expected value
math   Statistics-And-Probability   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

@) E ( ): EL즈-300으*) v ( t) k000 x ο = DSo o o z is dhe tondardNom distm buhion

0 0
Add a comment
Know the answer?
Add Answer to:
1. Suppose x ~N(36500,5000), 1 a. What is the probability of any single value of x? (1 point) b. ...
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. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • 1. Here is the probability distribution for a random variable x: Value of X Probability 0.4...

    1. Here is the probability distribution for a random variable x: Value of X Probability 0.4 0.6 a. (4 pts) Find the mean and the standard deviation of this distribution. Show all work. b. (4 pts) Let Y 3X -2. Find the mean and the standard deviation of the distribution of Y Show all work and any rules you use c.(4 pts) Now let 2 3x2-2, Find the distribution of Z by completing the table below Value of Z Probability...

  • (1 point) X is a random variable having a probability distribution with a mean/expected value of...

    (1 point) X is a random variable having a probability distribution with a mean/expected value of E(X) = 26.8 and a variance of Var(X) = 29. Consider the following random variables. A = 5X B = 5X – 2 C = -2X +9 Answer parts (a) through (c). Part (a) Find the expected value and variance of A. E(A) = !!! (use two decimals) Var(A) = (use two decimals) blues Part (b) Find the expected value and variance of B....

  • Suppose X is a Normal random variable with with expected value 16 and standard deviation 1.05....

    Suppose X is a Normal random variable with with expected value 16 and standard deviation 1.05. We take a random sample of size n from the distribution of X. Let X be the sample mean. Use R to determine the following: a) Find the probability P(X>16.4) b) Find the probability P(X >16.4) when n 9 c) Find the probability P(X>16.4) when n = 36| d) What is the probability P(15.6 <X <16.4) when n 36? e) What is the standard...

  • 1 point) Suppose a random variable x is best described by a uniform probability distribution with...

    1 point) Suppose a random variable x is best described by a uniform probability distribution with range 2 to 5. Find the value of a that makes the following probability statements true. (a) P(x <a) -0.18 a E (b) P(x < a) 0.78 (c) P(x 2 a) 0.23 (d) P(x > a) = 0.95 a= (e) P( 1.78 x a) = 0.02 a=

  • (1 point) You are to roll a fair die n = 104 times, each time observing the number of dots appearing on the topside of...

    (1 point) You are to roll a fair die n = 104 times, each time observing the number of dots appearing on the topside of the die. The number of dots showing on the topside of toss i is a random variable represented by Xi, i = 1,2, ..., 104 (a) Consider the distribution of the random variable Xi. Find the mean and the standard deviation of the number of dots showing on the uppermost face of a single roll...

  • (1 point) ?X is a random variable having a probability distribution with a mean/expected value of...

    (1 point) ?X is a random variable having a probability distribution with a mean/expected value of ?(?)=25.2E(X)=25.2 and a variance of ???(?)=41Var(X)=41. Consider the following random variables. ?=4?A=4X ?=4?−2B=4X−2 ?=−2?+9C=−2X+9 Answer parts (a) through (c). Part (a) Find the expected value and variance of ?A. ?(?)=E(A)= equation editor Equation Editor (use two decimals) ???(?)=Var(A)= equation editor Equation Editor (use two decimals) Part (b) Find the expected value and variance of ?B. ?(?)=E(B)= equation editor Equation Editor (use two decimals) ???(?)=Var(B)=...

  • Suppose that X is a continuous random variable with probability distribution Suppose that X is a...

    Suppose that X is a continuous random variable with probability distribution Suppose that X is a continuous random variable with probability distribution O<x<6 18 (a) Find the probability distribution of the random variable Y-10X 3. fr o) 2 Edit for Sy s (b) Find the expected value of Y

  • Consider the following discrete probability distribution. x P(x) 1 0.25 2 0.30 3 0.45 Calculate the...

    Consider the following discrete probability distribution. x P(x) 1 0.25 2 0.30 3 0.45 Calculate the expected value, variance, and standard deviation of the random variable. Let y=x+5. Calculate the expected value, variance, and standard deviation of the new random variable. What is the effect of adding a constant to a random variable on the expected value, variance, and standard deviation? Let z=5x. Calculate the expected value, variance, and standard deviation of the new random variable. What is the effect...

  • X is a continuous random variable, f(x) is the probability density function (pdf) of X, and...

    X is a continuous random variable, f(x) is the probability density function (pdf) of X, and F(x) is the cumulative distribution function of X. Then for any two numbers a and b with a < b, which of the following are true? Circle all correct answers. A. B. C. D. 5. If X is a normally distributed random variable with a mean of 36 and a standard deviation of 12, then the probability that X exceeds 36 is: A. .5000...

  • All are multiple choice quesions 1.   Probability is A. Subjective judgement of the observer, how likely...

    All are multiple choice quesions 1.   Probability is A. Subjective judgement of the observer, how likely is something.; B. A measure rendered (adjusted to events) satisfying certain rules; C. Empirical, observed result of the (favorable) over (all) cases; D. Any number between 0 and 1;    2. Which statement is true regarding sample standard deviation?    Sample standard deviation is the expected value of the smallest and the largest observations    Standard deviation of the sum of two random variables...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT