Descriptive Statistics and Bivariate Data Analysis

MA-S2 is worth about 6 marks out of 100 in recent HSC Mathematics Advanced papers. Practise 21 exam-style questions (multiple choice, multi-part) with instant marking and a worked solution for every question.

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Example questions

Example 1 · 1 mark · multiple choice

What is the median of $3, 7, 8, 12, 15, 21$ ?

A $8$
B $10$
C $11$
D $12$

Example 2 · 1 mark · multiple choice

What is the interquartile range of $2, 4, 6, 8, 10, 12, 14, 16$ ? (Find the quartiles as the medians of the lower and upper halves.)

A $6$
B $7$
C $8$
D $14$

Example 3 · 1 mark · multiple choice

What is the population standard deviation of $2, 4, 4, 4, 5, 5, 7, 9$ ?

A $2$
B $\approx 2.14$
C $4$
D $5$

Answers and worked solutions appear when you practise these questions.

Descriptive Statistics and Bivariate Data Analysis

Example questions

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