# Making statistics vital

This Making Statistics Vital collection consists of forty independent activities covering the topics of exploring data, data presentation, measures of centre and spread, probability, discrete random variables, binomial distribution, the Poisson distribution, the normal distribution, sampling and hypothesis testing using the normal distribution, contingency tables and the Chi-Squared distribution, bivariate data, regression and correlation and Markov chains. Students have practical opportunities to explore and develop further their knowledge and understanding of statistical measures and their application.

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### Exploring Data: World-wide Statistics

The worldwide statistics PowerPoint begins with a quiz regarding facts about the nations of the world. Students explore the data on the World figures spreadsheet to find the answers to the questions posed in the quiz. The presentation concludes by providing the answers to the questions and giving examples of...

### Exploring Data: Quartiles for a Small Data Set

Playing with the quartiles for a small data set involves students using the values 1,3,5 and 7 on the spreadsheet to get the target quartile values for sample sizes of 20, 21, 22 and 23. The aim is to note by how much, or how little, difference to the quartiles is made by increasing the sample size by one. Sheet...

### Exploring Data: Outlier Tester

Outlier tester is a very simple but fun spreadsheet that gives students the chance to explore the definition of an outlier using the interquartile range to determine the values beyond which outliers fall. Sheet two provides definitions for determining where outliers fall. By manipulating the outlier values and/or...