Analysis of Data (Edexcel 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 type of data does the chi-squared test analyze?
What type of data does the chi-squared test analyze?
Nominal data
Which design is required for a chi-squared test?
Which design is required for a chi-squared test?
Independent measures
In the chi-squared formula, what does 'O' represent?
In the chi-squared formula, what does 'O' represent?
Observed frequency
How do you calculate expected frequency for each cell?
How do you calculate expected frequency for each cell?
(row total × column total) / overall
What is the formula for degrees of freedom in chi-squared?
What is the formula for degrees of freedom in chi-squared?
(rows - 1) × (columns - 1)
For chi-squared, when is a result statistically significant?
For chi-squared, when is a result statistically significant?
Observed ≥ critical value
What format should data be in when using chi-squared?
What format should data be in when using chi-squared?
Total numbers
What type of data does chi-squared gather?
What type of data does chi-squared gather?
Frequency data
What displays the observed frequencies in chi-squared?
What displays the observed frequencies in chi-squared?
Contingency table
In the toy example, what was the calculated chi-squared value?
In the toy example, what was the calculated chi-squared value?
8.64