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Research methods and maths skills

AQA paper 2: Psychology in context · Lesson 3 of 3

Lesson 3 of 3

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Lesson 3 of 3 · AQA paper 2: Psychology in context

Research methods and maths skills

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Distinguish, select and evaluate research methods and designs used in psychology, including experiments, observations, self-reports, correlations and case studies, together with experimental designs, control techniques and procedures such as randomisation, standardisation and pilot studies.
Explain and apply sampling methods, hypotheses, operationalisation, ethical issues, reliability and validity, including ways of assessing and improving research quality and dealing with demand characteristics, investigator effects and social desirability.

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Construct, interpret and evaluate qualitative and quantitative data collection and analysis methods, including questionnaires, interviews, observations, psychological tests and content analysis, and explain features of the scientific process such as peer review, primary and secondary data, meta-analysis and report writing.

Calculate and interpret descriptive statistics and numerical skills required in psychology, including percentages, fractions, ratios, decimals, percentage change, simple probability, measures of central tendency, measures of dispersion and the use of formulae.

Select, draw and interpret appropriate graphical displays and distributions, including tables, bar charts, histograms, frequency polygons, scattergrams, normal distributions and positive or negative skew.

Choose, justify and interpret inferential statistics used in the specification, including correlation analysis and the sign test, by considering level of measurement, relatedness of data, tests of difference or association, probability, significance and decisions about the null hypothesis.

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