Introduction to 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 two values are compared in statistical testing?
What two values are compared in statistical testing?
Observed value & critical value
For the sign test, when is a result statistically significant?
For the sign test, when is a result statistically significant?
Observed value ≤ critical value
Which design is required to use the sign test?
Which design is required to use the sign test?
Repeated measures design
In the sign test, what should you do with participants who show no preference?
In the sign test, what should you do with participants who show no preference?
Omit them from the analysis
How do you calculate the observed value in the sign test?
How do you calculate the observed value in the sign test?
Count the less frequent sign
What factors determine the critical value in the sign test?
What factors determine the critical value in the sign test?
N, hypothesis type & significance level
What is the standard significance level used in psychology?
What is the standard significance level used in psychology?
p ≤ 0.05
What does a correlation coefficient of +1.0 indicate?
What does a correlation coefficient of +1.0 indicate?
Perfect positive correlation
A correlation coefficient of 0.5 would be interpreted as what strength?
A correlation coefficient of 0.5 would be interpreted as what strength?
Moderate correlation
Which test is used for non-parametric correlational data?
Which test is used for non-parametric correlational data?
Spearman's rho