Statistical Testing (AQA A-Level Psychology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the primary purpose of statistical testing in psychology?
What is the primary purpose of statistical testing in psychology?
To distinguish genuine effects from chance
What does the sign test examine?
What does the sign test examine?
Differences in scores under two conditions
What significance level does psychology typically use as the accepted threshold?
What significance level does psychology typically use as the accepted threshold?
0.05 (5%)
What does a 5% significance level mean?
What does a 5% significance level mean?
5% probability results occurred by chance
Which info is NOT needed to find the critical value for the sign test?
Which info is NOT needed to find the critical value for the sign test?
The mean score of participants
Which design is required for using the sign test?
Which design is required for using the sign test?
Repeated measures design
What is the calculated value S in the sign test?
What is the calculated value S in the sign test?
The smaller of the two totals
For the sign test, when are results statistically significant?
For the sign test, when are results statistically significant?
When S equals or is less than critical
When are results NOT statistically significant in the sign test?
When are results NOT statistically significant in the sign test?
When S > critical value
How are participants showing no change between conditions treated in the sign test?
How are participants showing no change between conditions treated in the sign test?
Ignored in the analysis