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Processing data, statistics and uncertainty

Practical, maths and assessment skills · Lesson 2 of 5

Lesson 2 of 5

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Lesson 2 of 5 · Practical, maths and assessment skills

Processing data, statistics and uncertainty

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By the end you’ll be able to

Calculate and manipulate biological data using ratios, fractions, percentages, percentage change, magnification, rates, means and standard deviation or standard error where required by the specification or exam board style.
Present data appropriately using tables, bar charts, histograms, scatter graphs, line graphs and logarithmic or semi-log treatments where appropriate, with correctly labelled axes, units and scales.

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Estimate and evaluate uncertainty in measurements, including resolution, repeats, range and percentage uncertainty, and explain how uncertainty affects confidence in conclusions.

Select and apply appropriate statistical tests at A Level standard, such as tests for difference, association or goodness of fit where specified, and interpret critical values or $p$ values in context.

Use probability in inheritance and population questions, including expected ratios and comparison of observed with expected outcomes where relevant.

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