S1.2: Summary statistics: Some revision from previous years here and look at a range of data including central tendency, measures and spreads, describing and comparing distributions and the famous parallel box and whisker plots.
Once we have a lot of data, are there any results that look strange (outliers)? This is really where we start to do mathematical calculations on the data that we have collected to makes sure that it looks OK. Now if you look at your results, you too can compare your improvement over time.
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The diagnostic quiz for Exploring and Describing Data has been designed for a quick little revision quiz for the whole Exploring and Describing Data topic. Each sub topic of Exploring and Describing Data will be covered in the diagnostic quiz.
How to test yourself
Download Quiz The best practice is to use a pen and paper. Use the Download Quiz button to print out the quiz and print it out. There will be plenty of room for working so complete the questions on the paper. This is how the school will give it to you so practice this was as well. You will need to submit your responses online after the quiz is finished but we highly recommend practicing by downloading the quiz.
Complete online If you want to work through the diagnostic quiz "live", click the complete online button. This will give you the questions on the computer screen and you can work through the problem on a sheet of paper. Instantly, you can view the answer and submit your answers.
In both testing cases, you will need to submit your answers online for diagnostics. While both options are available, we recommend you put yourself in the "testing environment" by printing out the quiz.
Why do a Diagnostic Quiz?
Test Understanding - If you have completed the entire topic at school, run through the diagnostic to make sure that you have not forgotton anything
Revision / Test Preparation - The best way to identify which areas to focus on for an upcoming test or school quiz. If you are struggling in a particular subtopic in Exploring and Describing Data, the diagnostic quiz will pick this up. This means that you can then go back to the topic quizzes and do additional practice in the right area.