Functions Supplement [Type here] Section 3.4 For each of the following data sets: plot the data, determine the regression equation, and add the graph of the regression to the graph. 1. Y3Db00kete0elo 2 3 4 Y 2.3 2 1.8 1.4 1.3 b. Pat the dato elong with the regresion e X. X 1.3 2.5 3.3 4.2 5.1 Y 2.6 2.6 2 1.8 1.5 X 5.2 Y -3.1 -4.8 -5.3 8.9 12.6 16.3 20 -7.1 -7.9 4. The table below shows the number C of Crayloa colors available t years after 1900. t, yr since 1900 3 49 58 72 90 98 103 C, number of colors 8 48 64 72 80 120 120 a. Find the equation of the regression line for C as a function of t. 5. How many Crayola colors does the regression line indicate for 1993? Round to the nearest whole number. 2. 3. Functions Supplement [Type here] Section 3.4 5. The following table shows the average annual income in the United States, adjusted for inflation, for the given year. 20 25 t, yrs since 1980 I, annual income $23,109 $23,116 $25,284 $26,594 $30,719 $30,350 $28,838 10 15 a. Find the equation of the regression line. b. Plot the data along with the regression line. c. Explain in practical terms the meaning of the slope of the regression equation. d. During which year since 1990 was income much lower than would be expected from the regression model.
Functions Supplement [Type here] Section 3.4 For each of the following data sets: plot the data, determine the regression equation, and add the graph of the regression to the graph. 1. Y3Db00kete0elo 2 3 4 Y 2.3 2 1.8 1.4 1.3 b. Pat the dato elong with the regresion e X. X 1.3 2.5 3.3 4.2 5.1 Y 2.6 2.6 2 1.8 1.5 X 5.2 Y -3.1 -4.8 -5.3 8.9 12.6 16.3 20 -7.1 -7.9 4. The table below shows the number C of Crayloa colors available t years after 1900. t, yr since 1900 3 49 58 72 90 98 103 C, number of colors 8 48 64 72 80 120 120 a. Find the equation of the regression line for C as a function of t. 5. How many Crayola colors does the regression line indicate for 1993? Round to the nearest whole number. 2. 3. Functions Supplement [Type here] Section 3.4 5. The following table shows the average annual income in the United States, adjusted for inflation, for the given year. 20 25 t, yrs since 1980 I, annual income $23,109 $23,116 $25,284 $26,594 $30,719 $30,350 $28,838 10 15 a. Find the equation of the regression line. b. Plot the data along with the regression line. c. Explain in practical terms the meaning of the slope of the regression equation. d. During which year since 1990 was income much lower than would be expected from the regression model.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
![Functions Supplement
[Type here]
Section 3.4
For each of the following data sets: plot the data, determine the regression equation, and add the graph of the
regression to the graph.
1.
Y3Db00kete0elo
2 3
4
Y 2.3
2 1.8
1.4 1.3
b. Pat the dato elong with the regresion e
X.
X 1.3 2.5 3.3 4.2 5.1
Y 2.6 2.6 2
1.8 1.5
X 5.2
Y -3.1 -4.8 -5.3
8.9
12.6 16.3 20
-7.1
-7.9
4. The table below shows the number C of Crayloa colors available t years after 1900.
t, yr since 1900
3 49 58 72 90 98
103
C, number of colors 8 48 64 72 80 120 120
a. Find the equation of the regression line for C as a function of t.
5. How many Crayola colors does the regression line indicate for 1993? Round to the nearest whole number.
2.
3.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff117012b-4e60-44f1-a26b-4a42aac9c04e%2F9609cd15-0930-40c3-929f-0ac8f7c59177%2Fzxcs1e.jpeg&w=3840&q=75)
Transcribed Image Text:Functions Supplement
[Type here]
Section 3.4
For each of the following data sets: plot the data, determine the regression equation, and add the graph of the
regression to the graph.
1.
Y3Db00kete0elo
2 3
4
Y 2.3
2 1.8
1.4 1.3
b. Pat the dato elong with the regresion e
X.
X 1.3 2.5 3.3 4.2 5.1
Y 2.6 2.6 2
1.8 1.5
X 5.2
Y -3.1 -4.8 -5.3
8.9
12.6 16.3 20
-7.1
-7.9
4. The table below shows the number C of Crayloa colors available t years after 1900.
t, yr since 1900
3 49 58 72 90 98
103
C, number of colors 8 48 64 72 80 120 120
a. Find the equation of the regression line for C as a function of t.
5. How many Crayola colors does the regression line indicate for 1993? Round to the nearest whole number.
2.
3.
![Functions Supplement
[Type here]
Section 3.4
5. The following table shows the average annual income in the United States, adjusted for inflation, for the given year.
20
25
t, yrs since 1980
I, annual income $23,109 $23,116 $25,284 $26,594 $30,719 $30,350 $28,838
10
15
a. Find the equation of the regression line.
b. Plot the data along with the regression line.
c. Explain in practical terms the meaning of the slope of the regression equation.
d. During which year since 1990 was income much lower than would be expected from the regression model.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff117012b-4e60-44f1-a26b-4a42aac9c04e%2F9609cd15-0930-40c3-929f-0ac8f7c59177%2Fpznm55h.jpeg&w=3840&q=75)
Transcribed Image Text:Functions Supplement
[Type here]
Section 3.4
5. The following table shows the average annual income in the United States, adjusted for inflation, for the given year.
20
25
t, yrs since 1980
I, annual income $23,109 $23,116 $25,284 $26,594 $30,719 $30,350 $28,838
10
15
a. Find the equation of the regression line.
b. Plot the data along with the regression line.
c. Explain in practical terms the meaning of the slope of the regression equation.
d. During which year since 1990 was income much lower than would be expected from the regression model.
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