Data Analysis

Hong Kong

Stage 1 - Stage 3

Find the class centre for the class interval $\left(12-20\right)$(12−20)

Easy

< 1min

This cumulative frequency histogram shows the centre of each class along the bottom axis.

Easy

2min

Complete the frequency distribution table below:

Easy

3min

Use the ogive given to estimate the median score.

Easy

< 1min

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