explain that the length of a bar in a bar graph or the number of pictures in a pictograph represents the number of data points for a given category;

Standard:

2.10.B

Description:

organize a collection of data with up to four categories using pictographs and bar graphs with intervals of one or more;

Standard:

2.10.C

Description:

write and solve one-step word problems involving addition or subtraction using data represented within pictographs and bar graphs with intervals of one; and

Standard:

2.10.D

Description:

draw conclusions and make predictions from information in a graph.