Question

Let X be a random variable with pdf f(x)=12, 0<x<2. a) Find the cdf F(x). b)...

Let X be a random variable with pdf f(x)=12, 0<x<2.

a) Find the cdf F(x).

b) Find the mean of X.

c) Find the variance of X.

d) Find F (1.4).

e) Find P(12<X<1).

f) Find PX>3.

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

** Check immediately your question, it is incorrect , although i have answered it read carefully.

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
Let X be a random variable with cdf ?(?) = 0 x<1 1/2(x^2)-x+3/4 1<=x<2 1 x>=2...
Let X be a random variable with cdf ?(?) = 0 x<1 1/2(x^2)-x+3/4 1<=x<2 1 x>=2 (a) (1 pt) Find the median of X (b) Find the pdf f(x) (c) (1 pts) Find the variance of X.
3. Let X be a continuous random variable with PDF fX(x) = c / x^1/2, 0...
3. Let X be a continuous random variable with PDF fX(x) = c / x^1/2, 0 < x < 1. (a) Find the value of c such that fX(x) is indeed a PDF. Is this PDF bounded? (b) Determine and sketch the graph of the CDF of X. (c) Compute each of the following: (i) P(X > 0.5). (ii) P(X = 0). (ii) The median of X. (ii) The mean of X.
Let the random variable X have pdf f(x) = x^2/18; -3 < x < 3 and...
Let the random variable X have pdf f(x) = x^2/18; -3 < x < 3 and zero otherwise. a) Find the pdf of Y= X^2 b) Find the CDF of Y= X^2 c) Find P(Y<1.9)
Let X be a continuous random variable with probability density function (pdf) ?(?) = ??^3, 0...
Let X be a continuous random variable with probability density function (pdf) ?(?) = ??^3, 0 < ? < 2. (a) Find the constant c. (b) Find the cumulative distribution function (CDF) of X. (c) Find P(X < 0.5), and P(X > 1.0). (d) Find E(X), Var(X) and E(X5 ).
A random variable X has the following pdf f(x)=2x^-3, if x ≥1 0, Otherwise (a) Find...
A random variable X has the following pdf f(x)=2x^-3, if x ≥1 0, Otherwise (a) Find the cdf of X (b) Give a formula for the pth quantile of X and use it to find the median of X. (c) Find the mean and variance of X
2. Let X be a continuous random variable with pdf given by f(x) = k 6x...
2. Let X be a continuous random variable with pdf given by f(x) = k 6x − x 2 − 8 2 ≤ x ≤ 4; 0 otherwise. (a) Find k. (b) Find P(2.4 < X < 3.1). (c) Determine the cumulative distribution function. (d) Find the expected value of X. (e) Find the variance of X
2. Let the probability density function (pdf) of random variable X be given by:                           ...
2. Let the probability density function (pdf) of random variable X be given by:                            f(x) = C (2x - x²),                         for 0< x < 2,                         f(x) = 0,                                       otherwise      Find the value of C.                                                                           (5points) Find cumulative probability function F(x)                                       (5points) Find P (0 < X < 1), P (1< X < 2), P (2 < X <3)                                (3points) Find the mean, : , and variance, F².                                                   (6points)
A continuous random variable X has pdf ?x(?) = (? + 1) ?^2, 0 ≤ ?...
A continuous random variable X has pdf ?x(?) = (? + 1) ?^2, 0 ≤ ? ≤ ? + 1, Where B is the last digit of your registration number (e.g. for FA18-BEE-123, B=3). a) Find the value of a b) Find cumulative distribution function (CDF) of X i.e. ?? (?). c) Find the mean of X d) Find variance of X.
1. Let X be a random variable with PDF f(x) = C*absolute value(x), -1 <= x...
1. Let X be a random variable with PDF f(x) = C*absolute value(x), -1 <= x <= 1 A. Find the constant and plot the PDFof X. Identify P(X > 0.5) in the plot. B. Determine and plot the CDF of X. Identify P(X > 0.5) in the plot. C. Compute E(X^2 + X + 1).
5. Let X be a continuous random variable with PDF fX(x)= c(2+x), −2 < x <...
5. Let X be a continuous random variable with PDF fX(x)= c(2+x), −2 < x < −1, c(2−x), 1<x<2, 0, elsewhere (a) Find the value of c such that fX(x) is indeed a PDF. (b) Determine the CDF of X and sketch its graph. (c) Find P(X < 1.5). (d) Find m = π0.5 of X. Is it unique?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT