Question

The median household income in the U.S. with the unemployment and poverty rates for various years from 1990 to 2003 are compa
38 7 14 1992 1994 39 6.2 14 1996 41 5.2 13 1998 44 4.4 11 2000 42 10 4 2002 41 5.7 11 2003 40 6.2 12 poverty rate to obtain t
The median household income in the U.S. with the unemployment and poverty rates for various years from 1990 to 2003 are compared in the table. Median Household Unemployment Rate (%) Poverty Rate (%) Year Income ($1000) 1990 39 5.5 12 1992 38 7 14 1994 39 6.2 14 1996 41 5.2 13 1998 44 4.4 11 2000 42 4 10 2002 41 5.7 11 2003 40 6.2 12 (a) Use x unemployment rate and y poverty rate to obtain the regression equation. (Round coefficients to two decimal places.) y (x) Graph the associated points and regression line. (Do this on paper. Your instructor may ask you to turn in this work.) Does the graph suggest a relationship between x and y? OYes No (b) What does the slope tell you about the relationship between the unemployment rate and the poverty rate? Poverty rate Select by % for each 1% increase in the unemployment rate. (c) Use technology to obtain the coefficient of correlation r
38 7 14 1992 1994 39 6.2 14 1996 41 5.2 13 1998 44 4.4 11 2000 42 10 4 2002 41 5.7 11 2003 40 6.2 12 poverty rate to obtain the regression equation. (Round coefficients to two decimal plačes.) (a) Use x unemployment rate and y y (x)= Graph the associated points and regression line. (Do this on paper. Your instructor may ask you to turn in this work.) Does the graph suggest a relationship between x and y ? O Yes No (b) What does the slope tell you about the relationship between the unemployment rate and the poverty rate? Poverty rate Select-by % for each 1 % increase in the unemployment rate. (c) Use technology to obtain the coefficient of correlation r rm Does the value of r suggest a strong correlation between x and y? O No Yes Need Help? Read it Talk to a Tutor Watch It Practice it
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Answer #1

A NSWER Umemployment rate (7.) feverty DX] 144 30.25 12 5-5 196 49 3844 14 98 86.8 7 196 14 G-2 169 27.09 t3 5.2 12 19:36 48.the eation y 25.66 t l-17n - 4.84 O 5.66 -484 et relationahip hl nndy The raph de (b) The ape st Me eqnation y 5 66t117 s 117

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