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Year 1970 1980 1990 2000 2010 Hours 2000 1880 1730 1690 1570 The table to the right lists the annual hours worked by the average worker in a country for selected years. (a) Let x represent the number of years after 1970. Find a formula in slope-intercept form for a linear function f that models the data. (b) Interpret the slope of the graph of y = f(x). (c) Estimate the annual hours worked in 2018. (a) Find a formula in slope-intercept form for a linear function f that models the data. f(x) = (Use integers or decimals for any numbers in the expression. Round to two decimal places as needed.) (b) Interpret the slope of the graph of y = f(x). Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal rounded to two decimal places as needed.) O A. Hours worked decreased, on average, by hours per year. O B. Hours worked increased, on average, by hours per year. (c) Estimate the annual hours worked in 2018. The annual hours worked by the average worker in 2018 would be about hours. (Round to the nearest hour as needed.)

Year 1970 1980 1990 2000 2010 Hours 2000 1880 1730 1690 1570 The table to the right lists the annual hours worked by the average worker in a country for selected years. (a) Let x represent the number of years after 1970. Find a formula in slope-intercept form for a linear function f that models the data. (b) Interpret the slope of the graph of y = f(x). (c) Estimate the annual hours worked in 2018. (a) Find a formula in slope-intercept form for a linear function f that models the data. f(x) = (Use integers or decimals for any numbers in the expression. Round to two decimal places as needed.) (b) Interpret the slope of the graph of y = f(x). Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal rounded to two decimal places as needed.) O A. Hours worked decreased, on average, by hours per year. O B. Hours worked increased, on average, by hours per year. (c) Estimate the annual hours worked in 2018. The annual hours worked by the average worker in 2018 would be about hours. (Round to the nearest hour as needed.)

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter4: Calculating The Derivative
Section4.CR: Chapter 4 Review
Problem 87CR
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Next question Year 1970 1980 1990 2000 2010 Hours 2000 1880 1730 1690 1570 The table to the right lists the annual hours worked by the average worker in a country for selected years. (a) Let x represent the number of years after 1970. Find a formula in slope-intercept form for a linear function f that models the data. (b) Interpret the slope of the graph of y = f(x). (c) Estimate the annual hours worked in 2018. (a) Find a formula in slope-intercept form for a linear function f that models the data. f(x) = (Use integers or decimals for any numbers in the expression. Round to two decimal places as needed.) (b) Interpret the slope of the graph of y = f(x). Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal rounded to two decimal places as needed.) O A. Hours worked decreased, on average, by hours per year. B. Hours worked increased, on average, by hours per year. (c) Estimate the annual hours worked in 2018. hours. The annual hours worked by the average worker in 2018 would be about (Round to the nearest hour as needed.)
Transcribed Image Text:Next question Year 1970 1980 1990 2000 2010 Hours 2000 1880 1730 1690 1570 The table to the right lists the annual hours worked by the average worker in a country for selected years. (a) Let x represent the number of years after 1970. Find a formula in slope-intercept form for a linear function f that models the data. (b) Interpret the slope of the graph of y = f(x). (c) Estimate the annual hours worked in 2018. (a) Find a formula in slope-intercept form for a linear function f that models the data. f(x) = (Use integers or decimals for any numbers in the expression. Round to two decimal places as needed.) (b) Interpret the slope of the graph of y = f(x). Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal rounded to two decimal places as needed.) O A. Hours worked decreased, on average, by hours per year. B. Hours worked increased, on average, by hours per year. (c) Estimate the annual hours worked in 2018. hours. The annual hours worked by the average worker in 2018 would be about (Round to the nearest hour as needed.)
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