Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98...
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Transcript of Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98...
![Page 1: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/1.jpg)
Warm UpWrite each fraction as a decimal.
1. 2.
3. 4.
0.4
0.06 0.7
Course 3
9-5 Displaying Data
0.9825
4950
350
710
![Page 2: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/2.jpg)
Problem of the Day
Your job at the local library is to shelve the returned books. To correctly put the books on the shelves, you need to arrange them in order according to their numbers. Which order is correct? C
Course 3
9-5 Displaying Data
A. 342.3, 342.5, 342.48, 342.52
B. 342.21, 342.47, 342.4, 342.59
C. 342.1, 342.17, 342.56, 342.76
D. 342.34, 342.43, 342.567, 342.56
![Page 3: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/3.jpg)
Learn to display data in bar graphs, histograms, and line graphs.
Course 3
9-5 Displaying Data
TB P. 485-488
![Page 4: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/4.jpg)
Vocabulary
double-bar graph
frequency table
histogram
double-line graph
Insert Lesson Title Here
Course 3
9-5 Displaying Data
![Page 5: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/5.jpg)
Course 3
9-5 Displaying Data
A double-bar graph is used to display and compare two sets of data. You can organize data using a frequency table by listing items according to the number of times the items occur.
![Page 6: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/6.jpg)
Additional Example 1: Displaying Data in a Double-Bar Graph
Course 3
9-5 Displaying Data
Make a double-bar graph.
The following are the number of books read in one month by some boys and girls in Grade 8.
Books read 0 1 2 3 4 5
Boys 2 3 3 1 0 1
Girls 2 1 2 4 1 0
![Page 7: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/7.jpg)
Additional Example 1 Continued
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9-5 Displaying Data
Make a double-bar graph.
0
1
2
3
4
0 1 2 3 4 5
Boys
Girls
Freq
uen
cy
Books read
The frequencies are the heights of the bars in the graph. Use a different color to represent each gender.
![Page 8: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/8.jpg)
Course 3
9-5 Displaying Data
A histogram is a bar graph that shows the frequency of data within equal intervals.
![Page 9: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/9.jpg)
Additional Example 2: Displaying Data in a Histogram
Course 3
9-5 Displaying Data
Jimmy surveyed 12 children to find out how much money they received from the tooth fairy. Use the data to make a histogram.
0.35 2.00 0.75 2.50 1.50 3.00
0.25 1.00 1.00 3.50 0.50 3.00
First, make a frequency table with intervals of $1.00. Then make a histogram.
![Page 10: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/10.jpg)
Additional Example 2 Continued
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0.35 2.00 0.75 2.50 1.50 3.00
0.25 1.00 1.00 3.50 0.50 3.00
33.00 – 3.99
22.00 – 2.99
31.00 – 1.99
40 – 0.99
FrequencyMoney ($)
![Page 11: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/11.jpg)
Additional Example 2 Continued
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Histograms do not have spaces between the bars.
Helpful Hint
Fre
qu
en
cy
![Page 12: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/12.jpg)
Course 3
9-5 Displaying Data
A double-line graph is used to show how two related sets of data change over time.
![Page 13: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/13.jpg)
Course 3
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Additional Example 3: Displaying Data in a Double-Line Graph
Make a double-line graph of the given data. Use the graph to estimate the number of CDs and DVDs sold in 2003.
The Music Shop CD and DVD SalesYear CD’s Sold DVDs Sold
1998 3002 735
2000 3098 1057
2002 4685 3010
2004 5804 4047
![Page 14: Warm Up Write each fraction as a decimal. 1. 2. 3. 4. 0.4 0.060.7 Course 3 9-5 Displaying Data 0.98 2525 49 50 3 50 7 10.](https://reader036.fdocuments.us/reader036/viewer/2022072013/56649e735503460f94b7335c/html5/thumbnails/14.jpg)
Course 3
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Additional Example 3 Continued
Plot the data.
The graph shows about 5,250 CDs and 3,500 DVDs were sold in 2003.
0
1000
2000
3000
4000
5000
6000
7000
1998 2000 2002 2004
CD
DVD
The Music Shop CD and DVD SalesN
um
ber
Sold
Year
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Lesson Quiz: Part I
1. Make a histogram with intervals of 5 using the
following data set: 7, 12, 8, 4, 4, 3, 6, 1, 14, 19, 8,
9
Insert Lesson Title Here
Course 3
9-5 Displaying Data
0-4 5-9 10-14 15-19
8
7
6
5
4
3
2
1
Frequency
Units Frequency
0-4 4
5-9 5
10-14 2
15-19 1
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Lesson Quiz: Part II
2. Estimate the temperature on January 6 in 2004
and 2005 using the graph below.
Insert Lesson Title Here
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Temperature Highs in January 2004 and 2005
24
26
28
30
32
34
1 3 5 7 9
January
De
gre
es
Ce
lciu
s
20042005
2005: 31°C, 2004: 30°C
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Lesson Quiz: Part IIIUse the graph for problems 3–4.
Monday, Wednesday, Thursday, and Saturday
Friday
Insert Lesson Title Here
Course 3
9-5 Displaying Data
3. On what day did both girls exercise for 30 minutes?
4. On what day(s) did Ana exercise longer than Sue?
0
5
10
15
20
25
30
Minutes
M T W Th F Sa Su
Days
Sue's and Ana's Weekly Exercise
SueAna