A simple random sample from a process (an infinite population) is ...

[xclash]

A simple random sample from a process (an infinite population) is a sample selected such that _____.
 a. each element selected comes from the same population
  b. each element is selected independently
  c. each element selected comes from the same population and each element is selected independently
  d. the probability of being selected changes

Question 2

Bivariate probabilities are often called _____.
 a. union probabilities
  b. conditional probabilities
  c. marginal probabilities
  d. joint probabilities

[millet]

Answer to Question 1

c

Answer to Question 2

d