DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Learning Objective Name __________________________ Today, we will draw bar graphs. CFU What are we going to do today? Activate (or provide) Prior Knowledge CFU Teacher records the student responses using tallies. Students, you already know we can use tally marks to represent the amount of things. We can also represent amounts by using bar graphs. Today, we will draw bar graphs. Students, raise one hand if you like cats. Raise two hands if you like dogs.

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Concept Development A bar graph is a chart that uses boxes to represent a number. Bar graphs are used to show answers to questions. CFU Example: Bar Graph “What is your favorite pet?” CatSue DogJuan DogTyson CatEli DogMaria Answers: Dog Cat Answers shown in a bar graph Which is a bar graph, A or B? How do you know? A. B. What does a bar graph use to represent a number? A bar graph uses ________ to represent a number. What are bar graphs used to show? Bar graphs are used to show ___________ to questions. boxes answers

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Skill Development/Guided Practice Draw bar graphs. Step #1: Read the problem carefully. Step #2: Count the total of each type of answer. a. Color in this many boxes in the bar graph. CFU How did I know what to count? How did I know how many boxes to color in on the bar graph? How did you know what to count? How did you know how many boxes to color in on the bar graph? A bar graph is a chart that uses boxes to represent a number. 1. What is in the shopping cart? 2. What is in the shopping cart?

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Skill Development/Guided Practice (continued) Draw bar graphs. 3. What animals are on the farm? 4. What animals are on the farm? A bar graph is a chart that uses boxes to represent a number. Step #1: Read the problem carefully. Step #2: Count the total of each type of answer. a. Color in this many boxes in the bar graph. CFU How did I know what to count? How did I know how many boxes to color in on the bar graph? How did you know what to count? How did you know how many boxes to color in on the bar graph?

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Importance 1. Drawing bar graphs will help you keep track of your collections of things. CFU Does anyone else have another reason why it is important to draw a bar graph? (pair-share) Why is it important to draw a bar graph? You may give me my reason or one of your own. Which reason is more important to you? Why? A bar graph is a chart that uses boxes to represent a number. My Crayon Collection

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Closure 1. What is a bar graph? A bar graph is ____________________________________. 2. Draw bar graphs below. 3. What did you learn today about drawing bar graphs? Why is that important to you? (pair-share) Step #1: Read the problem carefully. Step #2: Count the total of each type of answer. a. Color in this many boxes in the bar graph. What is at the pond? What is at the pet store?

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Independent Practice Name __________________________ Draw bar graphs. A bar graph is a chart that uses boxes to represent a number What is in the kitchen? What is in the backyard? Step #1: Read the problem carefully. Step #2: Count the total of each type of answer. a. Color in this many boxes in the bar graph.

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Independent Practice (continued) Name __________________________ Draw bar graphs. A bar graph is a chart that uses boxes to represent a number. What is at the playground? What is in the ocean? Step #1: Read the problem carefully. Step #2: Count the total of each type of answer. a. Color in this many boxes in the bar graph.

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Periodic Review 1 Name __________________________ 1. Draw bar graphs. A bar graph is a chart that uses boxes to represent a number. 2. What is in the classroom? Step #1: Read the problem carefully. Step #2: Count the total of each type of answer. a. Color in this many boxes in the bar graph.

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Periodic Review 1 (continued) 3. Draw bar graphs. A bar graph is a chart that uses boxes to represent a number. 4.What is at the sports store? What is at the beach? Step #1: Read the problem carefully. Step #2: Count the total of each type of answer. a. Color in this many boxes in the bar graph.

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Periodic Review 2 Name __________________________ Draw bar graphs. A bar graph is a chart that uses boxes to represent a number What animals are on the farm? Step #1: Read the problem carefully. Step #2: Count the total of each type of answer. a. Color in this many boxes in the bar graph.

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Periodic Review 2 (continued) Draw bar graphs. A bar graph is a chart that uses boxes to represent a number What animals are at the zoo? Step #1: Read the problem carefully. Step #2: Count the total of each type of answer. a. Color in this many boxes in the bar graph.

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Periodic Review 3 Name __________________________ Draw bar graphs. A bar graph is a chart that uses boxes to represent a number What is at the toy store? What is in the toolbox? Step #1: Read the problem carefully. Step #2: Count the total of each type of answer. a. Color in this many boxes in the bar graph.

DataWORKS Educational Research (800) ©2011 All rights reserved. Comments? 1 st Grade Statistics, Data Analysis, and Probability 1.2 Represent and compare data (e.g. largest, smallest, most often, least often) by using pictures, bar graphs, tally charts, and picture graphs. Lesson to be used by EDI-trained teachers only. Periodic Review 3 (continued) Draw bar graphs. A bar graph is a chart that uses boxes to represent a number What is in the backpack?What is in the bedroom? Step #1: Read the problem carefully. Step #2: Count the total of each type of answer. a. Color in this many boxes in the bar graph.