The random variable x has a uniform distribution when x lies between the values

Question

The random variable x has a uniform distribution when x lies between the values of 4 and 10. When x = 10, what is the value of f(x)? a. 0 b. 1/8 c. 1/16 d. 1/6 A standard normal distribution has a mean of____ and standard deviation of ______. a. Zero, zero b. Zero, one c. One, one d. One, zero ___ is when a random variable may assume any numerical value in one or more intervals on the real number line. a. Continuous random variable b. Discrete random variable c. Uniform Distribution. d. Binomial distribution The area under the curve of a valid continuous probability distribution must____. a. Equal 1 b. Be between 0 and 1 c. Be infinite d. Be less than 1

Explanation / Answer

1 a 0

2 b. A standard normal distribution has a mean of 0, and a SD =1

3 a. A continuous random variable

4. a. Equal to 1.

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