Analyzing and Interpreting Graphs.notebook
March 17, 2014
Analyzing and Interpreting Graphs
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Bar Graph
A graph that uses vertical or horizontal bars to display numerical information.
Hours
Teenagers Average Day
Activity
1.) How many hours does the average teenager spend watching TV?
2.) Which activity do teenagers spend the most time doing?
Least time?
3.) How many more hours does a teenager spend sleeping than
doing homework?
Analyzing and Interpreting Graphs.notebook
Country
Immigrants to Canada
1.) From which country do the most immigrants to Canada
come from? the least?
2.) About how many more immigrants are from Brazil than
Korea?
3.) Critical Thinking - Why do you think there are so many
immigrants from France?
Pictograph
Uses symbols to represent data
Sports Played by 7th graders
1.) How many students play soccer?
2.) How many students were surveyed?
3.) Which sport do the least amount of students play?
March 17, 2014
Analyzing and Interpreting Graphs.notebook
March 17, 2014
Line Graph
Often shows how data changes over time
1.) Which day was the hottest? What was the temperature?
2.) Where were the temperatures recorded?
3.) Describe the change in the data overall.
4.) What is the difference in temperature from day 1 to day 6?
Circle Graph
Shows how parts of a group compare to the whole group
($6,000 per month)
1.) What percent of the budget is spent on rent?
2.) How much money do the Milton's spend on rent?
3.) What does the least percent of their budget go to?
4.) How much do they spend on this per month?
Analyzing and Interpreting Graphs.notebook
March 17, 2014
Scatter Plot
This graph can be used to explore how two sets of data
are related
A scatter plot can show three different relationships
between data sets
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Positive Correlation
Negative Correlation
(ex. height/shoe size)
(ex. rate/time)
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No Correlation
(ex. a person's
height and salary)
Scatter Plots - sample problems
What type of correlation might you expect between:
1.) The number of students in a city and the number of
students who play team sports. ___________________
2.) A person's height and number of pets he or she
owns.
_________________
4.) Weekly Grocery Bill
3.) The temperature outside and the amount of heat used
inside. __________________
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Number of People in Family
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Analyzing and Interpreting Graphs.notebook
Let's create our own graph
What is your favorite color?
http://nces.ed.gov/nceskids/createagraph/
Let's create our own
What type of pet do you have?
http://nces.ed.gov/nceskids/createagraph/
March 17, 2014