Slides from Thursday, April 12

1. • 1. “Quiz” Mean, Median, Mode 
• 2. Bar Graphs
• 3. Drawing Bar Graphs

2. • Data can be Month Temp (°F)
displayed on a January 13
April 35
graph. July 58
• A graph gives a October 35
picture of the data.
Average Monthy Temp in
Anchorage, AK
• A bar graph is used 80
60
for visual 40
comparisons. 20
0
January April July October

3. Title
Average Monthy Temp in
Anchorage, AK
80
60
40
20
0 Horizontal Axis
January April July October (items being
compared)
Vertical Axis
(numbers
representing
temperatures)

4. Average Monthly Temperatures in What is the average
Los Angeles, CA temperature in Los
80
Angeles in April?
70
60
50
40
30
The average
20 temperature
10
0
is 60° for the
January April July October month of
April.

5. Average Monthly Temperatures in In what month is
Los Angeles, CA the average
80
temperature in Los
70
60
Angeles 69°?
50
40 Since there isn’t
30
a 69° on the
20
10
vertical axis, you
0 must choose the
January April July October one which is
closest to 70°

6. Average Monthly Temperatures in What is the range of
Los Angeles, CA average monthly
80 temperatures in Los
70
Angeles?
60
50
40 Find the highest
30
temperature
20
10
and subtract the
0 lowest
January April July October temperature
from it.
13°

7. • 1. Draw and label the Have you ever been sky diving?
horizontal and vertical
axes.
• 2. Draw and shade
bars to display the
data.
• 3. Give the graph a
title.

8. • Exercise 2- Answer the questions based on the
information presented in both of the bar
graphs.
• Exercise 3- Drawing Bar Graphs