AS Level Psychology (longitudinal, sampling, core study 1 and 2)

A research method that follows a single group of participants over time, studying one or more variables at intervals.

• Cross-sectional study

• Experimental study

• Longitudinal study

• Case study

A research method that compares people at different stages or ages / cohort at the same time.

• Cross-sectional study

• Case study

• Experimental Study

• Longitudinal Study

One of the weaknesses of longitudinal study is sample attrition. These are the impact of sample attrition to a study, except.....

• Not representative

• Low ecological validity

• Less generalisable

• less validity

One of the ethical issues in longitudinal study is ...

• Operationalisation issue

• Psychological harm

• Reliability issue

• The participants must be asked for repeated consent

John is conducting an experiment on social media use. He puts on an advertisement in the school announcement board to invite participants. This sampling technique used by John is ...

• Volunteer sampling

• Random number generator

• Opportunity Sampling

• Random sampling

Sue is going to conduct a field experiment about old age activities and level of happiness. She planned to take her sample from two Old retirement home in West Sussex. Her sampling technique is...

• Volunteer sampling

• Random sampling

• Self-selected sampling

• Opportunity sampling

Data type that allows participants to express themselves exactly rather than being limited by fixed choice...

• Mean data

• Quantitative Data

• Qualitative data

• Frequency data

11A math scores has the same mean score with 11B. But the standard deviation differs.

11A SD= 7.4

11B SD= 5.6

The SD data states that....

• 11B scores are lower than 11A scores

• 11B scores are more varied than 11A scores

• 11B scores are more clustered than 11A scores

• 11B scores the same with 11A scores

Two large companies conducted Anxiety Test for their employees.

The higher the score, the higher the anxiety level.

Company A mean score = 79

Company B mean score = 85

The mean scores states that...

• The anxiety level of employees in company A is more clustered than in company B

• Employees in company B have higher anxiety level compared to those in company A

• Employees in company A have higher anxiety level compared to those in company B

• The anxiety level of employees in company B is more varied than in company A

The scatter graph on the left, shows ....

• Positive correlation

• Strong negative correlation

• No correlations

• Weak negative correlations