Topic Videos

Collecting Data and Sampling Revision Videos

Level:
GCSE
Board:
AQA, Edexcel, OCR

Last updated 8 Aug 2017

Collecting data is a process that you follow to accurately and efficiently find out the information that you are interested in. Sampling is the way you select a subset of a population to collect your data from. These videos should shed some light on this topic that is often overlooked in the classroom.

Mr Arnold brings us this video showing how to use a basic tally chart to collect some data

Collecting data - MrArnoldsMaths

Mr Hegarty brings us a recap on the topic of surveys and bias, with lots of examples and question for you to answer.

GCSE Revision Video 18 - Surveys - HEGARTYMATHS

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