Error bars illustrate the margin of error for a survey estimate by showing how precise that estimate is. Here are some answers to common questions that might help you better understand charts with ...

The Chuckle Brothers demonstrate how to use a simple bar chart to show information about the popularity of a meal. Students could be given a number of small toys or plastic animals which represent ...

The Chuckle Brothers demonstrate how to use a simple bar chart to show information about the popularity of a meal. Students could be given a number of small toys or plastic animals which represent ...