Data Handling & Analysis (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 median of the dataset: 2, 4, 6, 8?
What is the median of the dataset: 2, 4, 6, 8?
5
Which measure of central tendency is described as the most precise?
Which measure of central tendency is described as the most precise?
Mean
What is an advantage of the mode over other central tendency measures?
What is an advantage of the mode over other central tendency measures?
Resistant to extreme values
In a normal distribution, what % of scores fall within one standard deviation of the mean?
In a normal distribution, what % of scores fall within one standard deviation of the mean?
68.26%
Why can the range be misleading?
Why can the range be misleading?
Extreme outliers can distort it
What does a correlation coefficient of -1 represent?
What does a correlation coefficient of -1 represent?
Perfect negative correlation
What is the key difference between bar charts and histograms?
What is the key difference between bar charts and histograms?
Histograms have no spaces between bars
A student scores 67 out of 80 on a test. What is their percentage score?
A student scores 67 out of 80 on a test. What is their percentage score?
83.75%
Why is standard deviation more sensitive than the range?
Why is standard deviation more sensitive than the range?
It incorporates every data point
What is a limitation of using the mean?
What is a limitation of using the mean?
Susceptible to extreme scores