Use regression to find the line of best fit and the correlation caefficient. C. Round your answers to two decimal places. T3= Number d. What is the slope of the regression equation? What does it mean?...

Extracted text: Use regression to find the line of best fit and the correlation caefficient. C. Round your answers to two decimal places. T3= Number d. What is the slope of the regression equation? What does it mean? The slope of the regression equation is Number and it means that per capita income Cick for Lil by Number for each year. e. Use the line af best fit to estimate PCINC for 1900, and for 1970. Round your answers to the nearest integer (dallar). When the year is 1900, ý = Number When the year is 1970, ý Number


Extracted text: The following table shows economic development measured in per capita income PCINC. Year PCINC Year PCINC 1870 345 1920 1,044 1880 495 1930 1, 163 1890 590 1940 1, 361 1900 747 1950 1, 826 1910 921 1960 2, 138 Table 12.7 What are the independent and dependent variables? The independent variable is the and the dependent variable is the b. Which of the following is the correct scatterplat for the data above? 2500 a 1500 1000- A 500- 1880 1900 1920 1940 1960 1980 X- year 25001 2000 a 1500 1000- ! 5oot 04 1880 1900 1920 1940 1960 1980 X- year 2500- 2000- 1500 1000 500- 1880 1900 1920 X-year 1940 1960 2500 是20004 a 1500- 1000- 50 1880 1900 1920 1940 1960 1980 X- year auco undeo ad- auco ndeo ad- d