Hypothesis Formulation Quiz

What is a hypothesis?

• A definitive conclusion based on data

• A tentative testable, predictive explanation

• A summary of research findings

• A statement that cannot be tested

What are the two types of hypotheses in experimental research?

• Theoretical and Empirical

• Qualitative and Quantitative

• Descriptive and Inferential

• Null and Alternative

What does a null hypothesis indicate?

• There is a significant relationship between variables

• There is no relationship between variables

• It is a directional hypothesis

• It is a qualitative statement

What is an alternative hypothesis?

• It is not testable

• It is always accepted as true

• It can be directional or non-directional

• It shows no difference between groups

What is a substantive hypothesis?

• A hypothesis that can be directly tested

• A hypothesis that is always quantitative

• A hypothesis that is based on statistical analysis

• A hypothesis that involves abstract constructs

What is the purpose of operational definitions?

• To summarize research findings

• To eliminate the need for variables

• To measure constructs indirectly

• To provide vague descriptions of constructs

What is a confounding variable?

• A variable that is manipulated by the researcher

• A variable that is unrelated to the study

• A variable that influences both independent and dependent variables

• A variable that is only qualitative

What is the role of a mediator variable?

• To summarize the findings

• To serve as a control variable

• To introduce bias in the study

• To explain the relationship between two variables

What does a moderator variable do?

• It explains the relationship between variables

• It affects the strength or direction of a relationship

• It is always a categorical variable

• It is not related to the independent variable

What is the main focus of hypothesis testing?

• To summarize the research findings

• To eliminate all variables

• To accept or reject the null hypothesis

• To prove the hypothesis is true