Prince Edward High School prides itself on the behaviour of its students

MATHEMATICS · Multi-part · A Level · Mathematics · Data presentation and interpretation · Data presentation and interpretation

Problem

Prince Edward High School prides itself on the behaviour of its students. However, from time to time they misbehave and as a result are placed on detention. The studious school master records the number of students on detention each week throughout the year:
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64215102143120432123
Construct a column graph to display the data. (1) What is the modal number of students on detention in a week? (2) Describe the distribution of the data, including the presence of outliers. (3) In what percentage of weeks were more than 4 students on detention?

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