Cambridge OCR A Level · Psychology - H569

Research methods and techniques: Practice Questions

3 multiple-choice questions marked as you go, and 3 written questions with worked solutions. All on Research methods and techniques.

6 questions14 marksFree, no account
Question 1
1 mark

In research methods, what is the primary purpose of using a double-blind procedure?

Question 2
1 mark

Which of the following is a Type II error in psychological research?

Question 3
1 mark

An investigator conducts a Spearman's Rho test to analyze the relationship between hours spent studying and exam scores. If the calculated value (\(r_s\)) is \(0.85\) and the critical value at \(p \le 0.05\) is \(0.648\), what conclusion should be drawn?

Question 4
2 marks

Identify the primary difference between a structured interview and an unstructured interview.

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Question 5
6 marks

In the context of inferential statistics, explain why a researcher would choose to use the Spearman's Rho test instead of a Chi-Square test.

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Question 6
3 marks

(a) Identify and describe two measures of central tendency that could be used to analyse quantitative data in a psychological study. [2]

(b) Briefly explain one strength of using the mean as a measure of central tendency. [1]

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