Transcript Make a Line Plot

EXAMPLE 2
Making a Line Plot
Summer Reading
The frequency table shows how many books the
students in a class read during summer vacation.
EXAMPLE 2
Making a Line Plot
Summer Reading
The frequency table shows how many books the
students in a class read during summer vacation.
a. Make a line plot of the
data.
EXAMPLE 2
Making a Line Plot
Summer Reading
The frequency table shows how many books the
students in a class read during summer vacation.
a. Make a line plot of the
data.
b. Use the line plot to find
the total number of
students.
EXAMPLE 2
Making a Line Plot
Summer Reading
The frequency table shows how many books the
students in a class read during summer vacation.
a. Make a line plot of the
data.
b. Use the line plot to find
the total number of
students.
c. Use the line plot to find
how many students read
four or more books.
EXAMPLE 2
Making a Line Plot
SOLUTION
a. Make a line plot of the data.
EXAMPLE 2
Making a Line Plot
SOLUTION
a. Make a line plot of the data.
EXAMPLE 2
Making a Line Plot
SOLUTION
a. Make a line plot of the data.
EXAMPLE 2
Making a Line Plot
SOLUTION
a. Make a line plot of the data.
b. There are 22 x marks in all, so the total number of
students is 22.
EXAMPLE 2
Making a Line Plot
SOLUTION
a. Make a line plot of the data.
b. There are 22 x marks in all, so the total number of
students is 22.
c. The total number of x marks above the numbers
4, 5 and 6 is six, so six students read four or more
books.
GUIDED PRACTICE
for Example 2
MULTIPLE REPRESENTATIONS The following data
show the numbers of letters in students’ names. Use
the data in Exercises 3–5.
6, 5, 4, 4, 5, 3, 9, 8, 6, 4, 3, 4, 7, 5, 4, 3, 8, 4, 9, 3
3. Make a frequency table of the data.
4. Make a line plot of the data.
5. Use it to find out whether more students have
names with 3 letters or names with 7 or more
letters. Describe which display you choose and
how you use it to answer the question.
Using Line Plots
Assessment Prompt
• How do you find the central tendencies
from a line plot?
Summarizer
• A line plot is similar to what 2 other types
of data displays?
• Write a sentence connecting each dot.
Bar
graph
Line
Plot
Stem
and
Leaf