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ScotlandStatisticsQuick questions
Data Analysis and Modelling
Quick questions on Experimental design and data collection: control, randomisation, replication and bias - SQA Advanced Higher Statistics
2short 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
A taste test gives every volunteer brand A first and brand B second. Name the bias this risks. [1 mark]
What is q2?Show answer
State which design principle lets you estimate natural variation between units. [1 mark]
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