← Back to Statistics
Sampling & estimation quiz
Five questions on Sampling & estimation. Answer all 5 to see your score. Questions are drawn from a bank of 15, so every attempt is different.
Question 1 of 5
Which sampling method gives every group of n individuals an equal chance?
Question 2 of 5
A researcher surveys students in the cafeteria at lunch. This is a:
Question 3 of 5
Dividing a population by age group and randomly sampling within each is:
Question 4 of 5
The 1936 Literary Digest poll failed mainly because of:
Question 5 of 5
Only an experiment with random assignment can establish: