Concept explainers
(a)
To plot:Scatter plot of male population and female population with year.
(a)
Explanation of Solution
Given information:
Table of population:
Calculation:
Graph of the population and year:
Conclusion:
Both graphs are straight line.
(b)
To find:The equations of trend lines.
(b)
Answer to Problem 20PPE
The equation of population
Explanation of Solution
Given information:
Graph of equations.
Formula used:
Slope intercept form:
Calculation:
The equation of population:
Conclusion:
The equation of population is
(c)
To find:The female population when male population is 150,000,000.
(c)
Answer to Problem 20PPE
The population of female is 135,019,000.
Explanation of Solution
Given information:
The equation of population is
Calculation:
The population of female is:
Year when male population is 150,000,000.
Conclusion:
The population of female is 135,019,000.
(d)
To plot:Scatter plot of male population v/s year.
(d)
Answer to Problem 20PPE
As the line of fit is nearer to the original values it is reasonable to predict population of 2035 male population.
Explanation of Solution
Given information:
Data for the male population v/s year.
Formula used:
Slope intercept form:
Calculation:
As the line of fit is nearer to the original values it is reasonable to predict population of 2035 male population.
Conclusion:
As the line of fit is nearer to the original values it is reasonable to predict population of 2035 male population.
Chapter 5 Solutions
EP ALGEBRA 1-ETEXT ACCESS
Additional Math Textbook Solutions
Thinking Mathematically (6th Edition)
University Calculus: Early Transcendentals (4th Edition)
Elementary Statistics (13th Edition)
College Algebra (7th Edition)
Elementary Statistics
Pre-Algebra Student Edition
- The only problems I need help with ae the last 8 ones, Thanksarrow_forwardGraph without using the calculator y-1 = | x+4 |arrow_forward9:43 AS く Akbar © Printed in the United States 15) Scale: 1 cmal unit on both axes .ill 64% The graph above shows a straight line QT intersecting the y-axis at T. i State the co-ordinates of T. ii Calculate the gradient of QT 16) iii Determine the equation of QT. A (-1, 9) ||| i L Г (5 marks)arrow_forward
- Pls help.arrow_forwardSolve the system of equation for y using Cramer's rule. Hint: The determinant of the coefficient matrix is -23. - 5x + y − z = −7 2x-y-2z = 6 3x+2z-7arrow_forwarderic pez Xte in z= Therefore, we have (x, y, z)=(3.0000, 83.6.1 Exercise Gauss-Seidel iteration with Start with (x, y, z) = (0, 0, 0). Use the convergent Jacobi i Tol=10 to solve the following systems: 1. 5x-y+z = 10 2x-8y-z=11 -x+y+4z=3 iteration (x Assi 2 Assi 3. 4. x-5y-z=-8 4x-y- z=13 2x - y-6z=-2 4x y + z = 7 4x-8y + z = -21 -2x+ y +5z = 15 4x + y - z=13 2x - y-6z=-2 x-5y- z=-8 realme Shot on realme C30 2025.01.31 22:35 farrow_forward
- Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSONContemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage LearningLinear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
- Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSONIntroduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge PressCollege Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education