Essential Question How can information be gathered recorded and organized with a frequency table and line plot Copyright 2012 by Jessica Carr All Rights Reserved This material may not be duplicated or duplicated for any profitdriven enterprise ID: 419059
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Frequency Tables and Line Plots
Essential Question:How can information be gathered, recorded, and organized with a frequency table and line plot?
Copyright 2012 by Jessica Carr. All Rights Reserved. This material may not be duplicated, or duplicated for any profit-driven enterpriseSlide2
Vocabulary
Data - information, often given in the form of numbers or facts. Frequency - The Frequency is the number of tally marks Frequency Table-a table that displays the number of times each item or category occurs
.Line Plot - a number line diagram that uses X marks to show the frequencies (number of times) of items or categories being tallied.
Project
Tally
Frequency
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Copyright 2012 by Jessica Carr. All Rights Reserved. This material may not be duplicated, or duplicated for any profit-driven enterpriseSlide3
When the items being tallied are numbers, a line plot can be used to visually display the data. A line plot uses X marks above a number line to show the frequencies.
Compare the Two Diagrams.
What do you notice?
Number of Magazines Read
Copyright 2012 by Jessica Carr. All Rights Reserved. This material may not be duplicated, or duplicated for any profit-driven enterpriseSlide4
There are 22 x marks in all, so the total number of students is 22.The total number of x marks above 3, is 6, so six students read three magazines.
The total number of x marks above the numbers 4, 5 and 6 is six, so six students read four or more magazines. What is the most magazines read? How many students read that many magazines?
Number of Magazines Read
Copyright 2012 by Jessica Carr. All Rights Reserved. This material may not be duplicated, or duplicated for any profit-driven enterpriseSlide5
Let’s Collect Data!Question: How many pets do you have in your household?
We can make a frequency table and line plot to organize our data!Copyright 2012 by Jessica Carr. All Rights Reserved. This material may not be duplicated, or duplicated for any profit-driven enterpriseSlide6
Let’s Make a Frequency Chart and Line Plot Together!
Question: How Many Pets Do You Have In Your Household? Number of PetsTallyFrequency
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Copyright 2012 by Jessica Carr. All Rights Reserved. This material may not be duplicated, or duplicated for any profit-driven enterprise