In an experiment, what is the independent variable?

The variable the researcher manipulates or changes

What does the null hypothesis predict?

No difference or relationship, with any result due to chance

Informed consent from participants

Whether a study gives consistent results when repeated

Whether the findings apply to real-life settings beyond the study

A score out of 20 on a memory test

The middle value when the scores are placed in order

Extreme scores (outliers) distort the mean but not the median

A correlation shows a relationship but cannot prove cause and effect

Evaluating the evidence and justifying the conclusion

15questions. Pick an answer and you'll see why right away.

In an experiment, what is the independent variable?
Which research method allows a psychologist to establish cause and effect?
What does the null hypothesis predict?
Which experimental design uses the same participants in every condition?
Which sampling method gives every member of the target population an equal chance of selection?
Which of these is an ethical guideline in psychological research?
What does reliability refer to in research?
What does ecological validity refer to?
Which is an example of quantitative data?
What is the median of a set of scores?
Why might the median be preferred over the mean?
Which graph is used to display a correlation between two variables?
What is a key limitation when drawing a conclusion from a correlation?
How many marks is the Higher Psychology assignment worth?
What earns the higher marks in the assignment conclusion?