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A-Level Maths Edexcel (9MA0)

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2.2: Data presentation and interpretation

Content Questions

#2.2.1

Diagrams for single-variable data

Use frequency polygons

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Use box and whisker plots

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Use cumulative frequency diagrams

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#2.2.2

Bivariate data and correlation

Use scatter graphs

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Use regression lines

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Use correlation

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#2.2.3

Measures of central tendency and spread

Calculate mean from grouped frequency table

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Calculate mean, mode and median

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Calculate variance and standard deviation

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Use linear interpolation

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Calculate range and interquartile range

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#2.2.4

Identify outliers and clean data

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2.1

Statistical sampling

2.3

Probability

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