_____ occurs when random chance produces a sample statistic that ...

[imanialler]

_____ occurs when random chance produces a sample statistic that is not equal to the population parameter it represents.
 
  a. Random sampling c. Criterion probability
  b. Sampling error d. Sampling replacement

Question 2

Why can we never be sure that a sample represents a population?
 
  a. Random selection never works the way it is supposed to work.
  b. Samples created by random selection are almost never perfectly representative.
  c. A random sample may poorly represent a population, or it may accurately represent a different population.
  d. If selection is conducted correctly, samples always accurately represent the populations they are supposed to represent.

[Joy Chen]

Answer to Question 1

B

Answer to Question 2

C

[imanialler]

Thanks for the timely response, appreciate it

[alvinum]

Great answer, keep it coming