A set of Excel spreadsheets which automatically calculate critical values for six of the most widely used statistical tests in geography A Level:

• Spearman’s Rank Correlation Coefficient
• Mann Whitney U ÌÇÐÄVlogt
• Chi Squared ÌÇÐÄVlogt
• Student’s T ÌÇÐÄVlogt
• Pearson Product Moment Correlation Coefficient
• Simpson’s Diversity Index

A good way for students to check their long-hand working, or a way to analyse primary data for students who are unconfident in their maths skills.