Exploring Chapter 2 Concepts in Go Math

The video tutorial reviews concepts from chapter two of the Go Math book, focusing on understanding and analyzing bar graphs. The teacher explains how to read a bar graph, emphasizing the importance of the scale and how to interpret data. Students are guided through solving questions related to the graph, including true or false questions and how to add a new bar for a trumpet. The lesson concludes with a preview of the next topic, line plots.

What materials are needed to follow along with the lesson?

• A computer and a printer

• A ruler and a pair of scissors

• A pencil and a light colored crayon or marker

• A calculator and a notebook

What is the scale of the bar graph skip counting by?

• Tens

• Fives

• Twos

• Ones

What does the space between each line in the bar graph represent?

• Ten students

• Five students

• Two students

• One student

How many more students play the piano than the flute?

• 5

• 3

• 2

• 4

Which two instruments are played by the same number of students?

• Drums and Piano

• Guitar and Flute

• Drums and Guitar

• Piano and Flute

Is the statement '10 more students play guitar than flute' true or false?

• True

• False

• Cannot be determined

• Misleading question

How many fewer students play flute and piano combined than play drums and guitar combined?

• 7

• 6

• 5

• 4

Which statement about the bar graph is true?

• Nine students play piano

• The scale is skip counting by fives

• The flute is the most popular instrument

• The bars are vertical

What is the correct way to modify the bar graph to include students playing the trumpet?

• Add a bar for trumpet with a height between 6 and 10

• Add a bar for trumpet longer than the guitar bar

• Remove the flute bar and replace it with trumpet

• Add a bar for trumpet shorter than the flute bar

What number of students could represent those playing the trumpet?

• 6

• 7, 8, or 9

• 10

• More than 10