Americans are getting married later in life, or not getting married at all. In 2010, more than half of Americans ages 25 through 29 were unmarried. The bar graphs show the percentage of never-married men and women in this age group for four selected year. The date are displayed as two sets of four points each, one scatter plot for the percentage of never-married American men and one for the percentage of never-married American women, Also shown for each scatter plot is a line that through or near the four points Use these lines to solve Exercises 88. In this exercise, you will use the red line for the men shown on the scatter plot to develop a model for the percentage of never-married American males ages 25-29. a. Use the two points whose coordinates are shown by the voice balloons to find the point-slope from of the equation of the line that models the percentage of never-married American males ages 25-90, y, x years after 1980. b. Write the equation form part (a) in slope-intercept form. Use function notation. c. Use the linear function to predict the percentage of never-married American males ages 25-29, in 2020.
Americans are getting married later in life, or not getting married at all. In 2010, more than half of Americans ages 25 through 29 were unmarried. The bar graphs show the percentage of never-married men and women in this age group for four selected year. The date are displayed as two sets of four points each, one scatter plot for the percentage of never-married American men and one for the percentage of never-married American women, Also shown for each scatter plot is a line that through or near the four points Use these lines to solve Exercises 88. In this exercise, you will use the red line for the men shown on the scatter plot to develop a model for the percentage of never-married American males ages 25-29. a. Use the two points whose coordinates are shown by the voice balloons to find the point-slope from of the equation of the line that models the percentage of never-married American males ages 25-90, y, x years after 1980. b. Write the equation form part (a) in slope-intercept form. Use function notation. c. Use the linear function to predict the percentage of never-married American males ages 25-29, in 2020.
Solution Summary: The author analyzes the equation of a line that models the percentage of never married American females aged 25–29 years after 1980.
Americans are getting married later in life, or not getting married at all. In 2010, more than half of Americans ages 25 through 29 were unmarried. The bar graphs show the percentage of never-married men and women in this age group for four selected year. The date are displayed as two sets of four points each, one scatter plot for the percentage of never-married American men and one for the percentage of never-married American women, Also shown for each scatter plot is a line that through or near the four points Use these lines to solve Exercises 88.
In this exercise, you will use the red line for the men shown on the scatter plot to develop a model for the percentage of never-married American males ages 25-29.
a. Use the two points whose coordinates are shown by the voice balloons to find the point-slope from of the equation of the line that models the percentage of never-married American males ages 25-90, y, x years after 1980.
b. Write the equation form part (a) in slope-intercept form. Use function notation.
c. Use the linear function to predict the percentage of never-married American males ages 25-29, in 2020.
Definition Definition Representation of the direction and degree of correlation in graphical form. The grouping of points that are plotted makes it a scatter diagram. A line can be drawn showing the relationship based on the direction of points and their distance from each other.
Listen
A falling object travels a distance given by the formula d = 6t + 9t2 where d is in feet
and t is the time in seconds. How many seconds will it take for the object to travel
112 feet? Round answer to 2 decimal places. (Write the number, not the units).
Your Answer:
Solve by the quadratic formula or completing the square to obtain exact solutions.
2
e
104
OA) -16±3√6
B) 8±√10
O c) -8±√10
OD) 8±3√√6
U
Question 14 (1 point)
Listen
The frame on a picture is 18 in by 22 in outside and is of uniform width. Using
algebraic methods, what is the width of the frame if the inner area of the picture
shown is 250 in²2? Write answer to 2 decimal places. (Write the number with no
units).
18 in
Your Answer:
22 in
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