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Practical and Mathematical Skills
Quick questions on Experimental design and statistics: variables, the chi-squared test and choosing a test - Eduqas A-Level Biology
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
Distinguish between a random and a systematic error. [2 marks]
What is q2?Show answer
State what a null hypothesis is. [1 mark]
What is q3?Show answer
Which statistical test would you use to compare observed offspring numbers with an expected genetic ratio? [1 mark]
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