Chapter 5/6/7

Question 1

What is a response variable?

Answer 1

Variable that measures the outcome or result of a study

Question 2

What is an explanatory variable?

Answer 2

A variable that we think explains or causes change in the response variable

Question 3

What is a confounding?

Answer 3

When two variables are confounded their affects on a response variable cant be distinguished from each other, wither explanatory or lurking

Question 4

What is a lurking variable?

Answer 4

A variable that has an important effect on the relationship among the variables in a study but it is not one of the explanatory variables

Question 5

What are the principals of experimental design?

Answer 5

Control, randomize, and use enough subjects

Question 6

What can go wrong in an experiment?

Answer 6

Lurking variables are uncontrolled, refusal, nonadherence, dropouts, Hawthorne effect

Question 7

What is confidentiality?

Answer 7

Do not share any of information from study

Question 8

What is anonymity?

Answer 8

The researcher does not know any of the subjects or any way to know who is who