Ask a New Question

Asked by Muhammad

Let X be a uniform random variable on the range {−1,0,1,2}. Let Y=X^4. Use the expected value rule to calculate E[Y].
E[Y]=

Answer:

E[Y] = 4.5
5 years ago

Answers

Related Questions

Let X be a Poisson random variable with mean µ = 2.5. Use Table 2 in Appendix I to calculate these... suppose x is a uniform random variable with c=30 and d=80 find the probability that a randomly selec... If x is a binomial random variable, calculate the probability of x for each case. n=4, x=1, p=0.3 a... Let X be a Poisson random variable with µ = EX = 0.4 and let Y be another random such that E[(2Y +... Identify the given random variable as being discrete or continuous. The number of stories in a s... Let X be a uniform random variable with the distribution \text {Unif}\left[0,\theta ^*\right]. We... Let X_ n be i.i.d. random variables with mean zero and variance \sigma ^2. Let S_ n=X_1+\cdots +X_ n... The mean μ of the random variable X provides us with a measure of the _____________ ________________... If X is a binomial random variable with n=50 and p=0.001. Should the normal approximation be used to... What is a binomial random variable and how is it calculated?
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use