1. Exploring Scatter Plots
LESSON 11-7
Problem of the Day
(For help, go to Lesson 10-1.)
Vocabulary Review Is the x-axis vertical or horizontal?
Graph each point on the same coordinate plane.
2. (4, 0) (2, 5) 4. (0, 3)
5. (1, 4) (2, 3) 7. (0, 0)
Check Skills You’ll Need
11-7

2. Exploring Scatter Plots
LESSON 11-7
Check Skills You’ll Need
Solutions
1. horizontal
2-7.
11-7

3. Scatter Plot – a graph that shows two sets of data
Graphed as ordered pairs (x, y)
Look for a pattern:
Positive trend?
Negative trend?
No trend?

4. Exploring Scatter Plots
LESSON 11-7
Additional Examples
Quick Check
Graph in a scatter plot the data from the table.
Height (in.) Test Scores
Each row in the table represents a point
on the scatter plot.
This point is for a person with a height of 58 in.
and test score of 90.
11-7

5. Exploring Scatter Plots
LESSON 11-7
Additional Examples
Describe the trend in the scatter plot for Example 1.
As the height increases, there is no upward or downward trend in the test scores.
So the scatter plot does not show a trend.
Quick Check
11-7

6. Exploring Scatter Plots
LESSON 11-7
Lesson Quiz
1. Make a scatter plot of the data in the table and describe the trend.
Time
Temperature
7 A.M.
8 A.M.
9 A.M.
10 A.M.
13º F
18º F
25º F
32º F
a positive trend
11-7

7. Homework:
Lesson 1-3, pp : #s 6, 8-15 all, 17
Lesson 11-7, pp , #s 9-14 all, 16
Collect high and low temperatures for weather project
Quiz (11-1 to 11-3) on Friday