26 27
28
The table below shows how a person's age is related to their
medium income.
30
Ago
Median Income
($1000)
16.8 19.1 23 3 25 8 339
15) Use the points (26. 16.8) and (30, 33.9) to write the
slope-intercept form of an equation for the line of fit.
Equation:
&
Median Income:
16) Estimate the median income for someone 32 years old.
The graph below shows the number of hours spent studying related to a student's score on the Unit 4
Test.
17) Use your ruler to draw the line of fit for this data. What are the two
points used to create the line of fit?
100
90
Two Points: So
7100
80
70
Test Grade
18) Find the equation in slope-intercept form for the line of fit.
60
50
Equation:
201
2 3 4 5 6 7
Hours Studying
19) Predict the score for a student who does not study at all.
Score Prediction:
renu