A Level Geography Statistical Tests

This lesson has been designed to help A Level students with Spearman’s Rank and Chi Squared test, by going through an example of each step by step. In addition there are some slides discussing when to use the test and what some of the pros and cons are. This typically takes up an hour lesson and the students do find it useful going through it step by step. Slide 14 can be printed off and handed to the students and the word document is the chi squared example handed out to students.

Chi Squared on Excel Guide

Created for my IB Maths Studies group to help them with their IA. This is a guide on how to do Chi Squared on Excel.

Limitations of the chi-squared test

Power Point presentation, 9 slides, Explaining what are the limitations when performing the Chi squared test of independence, using examples to show how to overcome those limitations, based on IB Standard Level Mathematical Studies Syllabus. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7Olb2YwcUlqb1g3UGs/view?usp=sharing

Chi squared test of independence

Power Point presentation, 29 slides, Explaining what is Chi squared test of independence, using examples to show how to perform the test, and show how to use GDC to calculate chi-squared, based on IB Standard Level Mathematical Studies Syllabus. For a preview of the power point copy the following link on your browser: https://drive.google.com/file/d/0B8z00qLZV7OlV1cxZFBGQjZXZG8/view?usp=sharing

Perform linear regression using matrices

This video explains how to use matrices to perform least squares linear regression. Site: http://mathispower4u.com Blog: http://mathispower4u.wordpress.com

Benford's Law Explanation (Sequel to Mysteries of Benford's Law)

More content like this is available at www.khanacademy.org

Autograph Team - Baby Weights - KS4 Video Tutorial

A video tutorial from the Autograph team. Ideal to be taught at KS4. Analyse the weights of babies to determine how unusual a given weight is. Clicking on the web-link below takes you to all the videos in this series.

Higher C1, C2 Revision PowerPoint - Post 16.

An interactive PowerPoint which goes over each topic and exam type questions of C1 and C2. It has full solutions and markers comments. I usually give pupils a copy of this as a revision aid, it’s an excellent resource!

A-level (Post 16) Statistics Revision Worksheets

These worksheets are useful revision aids that include mixed questions to different a-level statistic topics. Solution sheets are provided.