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Calculating Expected Frequencies in Two Way Tables resources

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2. Video Tutorials (1)

Resource type Calculating Expected Frequencies
This short video explains the meaning of expected frequencies and how to calculate them in the context of undertaking a Chi-Squared test. The video was scripted by John Marriott (Royal Statistical Society Centre for Statistical Education) and presented by Dr Alun Owen (Loughborough University). This accompanies the case study video which uses a Chi-Squared test to assess whether the type of accomodation university students live in is associated wih their year of study.

4. Tests and Quizzes (1)

Resource type Business Statistics 5 - Numbas
3 questions. 1. Uses the chi-squared test to see if there is any significant difference in preferences. 2. Find out whether the data presented in this question follows a Poisson distribution. Uses the chi-squared test. 3. The human resources department of a large finance company is attempting to determine if an employee's performance is influenced by their undergraduate degree subject. Personnel ratings are used to judge performance and the task is to use expected frequencies and the chi-squared statistic to test the null hypothesis that there is no association. Numbas resources have been made available under a Creative Commons licence by the School of Mathematics & Statistics at Newcastle University.

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