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ScotlandStatisticsQuick questions
Hypothesis Testing
Quick questions on Chi-squared tests: goodness of fit and contingency tables - 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 goodness-of-fit test compares observed counts across categories against a fully specified model. State the degrees of freedom. [1 mark]
What is q2?Show answer
In a contingency table, a cell has row total , column total and grand total . Find its expected frequency. [1 mark]
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