Statistics Quest

Practice

Practise until it sticks

Choose a topic, a skill or a difficulty. Calculation exercises have new versions with fresh numbers once you have solved them, so you can practise the method rather than memorise an answer.

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Practice, difficulty 2 of 3

Charts that can compare distributions

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You want to compare the distribution of base salary across the five job levels (not just one average per level). Select all charts that can do this well.

Select all that apply