Bar Charts (Shoe Sizes) Counting Tallies What are the totals of - PowerPoint PPT Presentation

Bar Charts (Shoe Sizes)

Counting Tallies What are the totals of the tallies? Tally Total

Counting Tallies What are the totals of the tallies? Tally Total 15 5 25 13 7 4 19 22

Tallying Our Shoe Sizes What is the most common shoe size in your house? Find out your own shoe size if you don’t already know it. Now, let’s collect the shoe sizes of everyone else in your house into a tally chart.

Parts of a Bar Chart Now we have collected our information, we need to present it in a way that makes it easy to understand. We are going to present our information in a bar chart.

Parts of a Bar Chart Can you label the different parts of this bar chart? title axis labels scale

Parts of a Bar Chart Answers: title scale labels axis

Shoe Size Bar Chart Think about the bar chart we looked at earlier. Could we present our data in a similar way? For our bar chart, we will use a scale that starts at 0 and increases by one each time.

Shoe Size Bar Chart Think about the bar chart we looked at earlier. Could we present our data in a similar way? Horizontal bars • Scale (going up in 2s, • 3s, 4s, 10s, etc.) Use a different colour • for each different bar

Question (Challenge) Time Can you make up a question about the bar chart to ask someone? How might the data for a year 2 class be different? What about a year 6 class?

Activity Unlike last week, there is no video for you to follow so just work through the activities in your own time 

Challenge Activity Can you solve this question? The answer is on the next slide!

Challenge Answers Can you solve this question? The answer is on the next slide!