Hypotheses

Question 1

Define hypothesis. (2)

Answer 1

1. Testable statement that predicts the outcomes of a study and a possible relationship between the IV and DV
2. Each study should have a null and alternative hypothesis

Question 2

What is a null hypothesis? What should it end with?

Answer 2

1. Prediction that the results won’t show any consistent relationship
2. MUST end with “Any relationship found will be due to chance”

Question 3

What is an alternative (experimental) hypothesis?

Answer 3

1. Prediction of expected outcomes

2. 2 types : directional and non-directional

Question 4

What is a directional hypothesis?

Answer 4

Alt hypo that makes a CLEAR claim of an expected outcome

Question 5

What is a non-directional hypothesis?

Answer 5

Alt hypo that DOESN’T make a specific prediction of an expected outcome