PR2 Reviewer for short quiz # 2

In a research title, which component indicates the primary objective or main aim of the study?

• Locale

• Independent Variable

• Dependent Variable

• Goal

In the research title "The Impact of Online Learning on Academic Performance of College Students," what is the Independent Variable?

• Academic Performance

• Online Learning

• College Students

• Impact

In the same research title, what is the Dependent Variable?

• Academic Performance

• Online Learning

• College Students

• Impact

Which part of the research title identifies the specific group or population being studied?

• Goal

• Independent Variable

• Dependent Variable

• Locale

In the title "Assessing the Effectiveness of Green Tea Extract on Reducing Blood Pressure," what is the Goal of the research?

• Green Tea Extract

• Reducing Blood Pressure

• Assessing the Effectiveness

• Extract

What type of hypothesis states that there is no significant relationship between the independent and dependent variables?

• Complex Hypothesis

• Simple Hypothesis

• Null Hypothesis

• Alternative Hypothesis

Which hypothesis type involves predicting the relationship between two or more independent variables and two or more dependent variables?

• Simple Hypothesis

• Complex Hypothesis

• Descriptive Hypothesis

• Correlational Hypothesis

Which of the following is an example of an Alternative Hypothesis?

• There is no difference in stress levels between students who exercise and those who do not.

• The number of study hours has no effect on exam scores.

• Increased use of social media leads to higher anxiety levels.

• There is no relationship between diet and weight loss.

In a study examining the effects of sleep duration and quality on cognitive function, which type of hypothesis would be most appropriate?

• Simple Hypothesis

• Complex Hypothesis

• Null Hypothesis

• Descriptive Hypothesis

What is the primary purpose of formulating a hypothesis in a research study?

• To summarize the research findings

• To provide a clear direction for the study

• To collect data

• To analyze results