Random samples of size 100 are taken from a process (an infinite ...

[Jkov05]

Random samples of size 100 are taken from a process (an infinite population) whose population proportion is .2 . The mean and standard deviation of the distribution of sample proportions are _____.
 a. .2 and .04
  b. .2 and .2
  c. 20 and .04
  d. None of the alternative answers is correct.

Question 2

What type of function defines the probability distribution of ANY continuous random variable?
 a. Normal distribution function only
  b. Uniform distribution function only
  c. Both the normal distribution function and the uniform distribution function
  d. Probability density function

[zoeyesther]

Answer to Question 1

a

Answer to Question 2

d