lesson 3

Question 1

Experimental study

Answer 1

A study conducted where an independent variable is changed and the dependent variable is measured

Question 2

Observational study

Answer 2

Observing the relationship between 2 variables. Examine 2 sets of data.

Question 3

Primary data

Answer 3

Data whited is collected to answer a specific question

Question 4

Secondary data

Answer 4

Data used that was originally collected for another purpose

Question 5

Bias

Answer 5

The data representative of the population as a whole