Calculate mean, median, and range
A student records the following seven practice scores: \(38, 30, 26, 28, 22, 35, 31\). Calculate the mean \(\bar{x}\), the median \(M\), and the range.
Worked practice: descriptive statistics
Work from the ordered data: mean, median when requested, and range.
Write a full answer
Now write the response in full, in your own words — this is what the exam asks for. The AI marks it on the same moves you built above (focus, evidence, technique, judgement) and gives feedback on reasoning, evidence, and expression.