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The least-squares regression equation is y = 660.0x + 16,178 where y is the median income and x is the percentage of 25 years and older with at least a bachelor's degree in the region. The scatter diagram 55000- indicates a linear relation between the two variables with a correlation coefficient of 0.7262. Complete parts (a) through (d). 25000- 15 20 25 30 35 40 45 50 55 60 Bachelor's % ..... (a) Predict the median income of a region in which 30% of adults 25 years and older have at least a bachelor's degree. (Round to the nearest dollar as needed.)

The least-squares regression equation is y = 660.0x + 16,178 where y is the median income and x is the percentage of 25 years and older with at least a bachelor's degree in the region. The scatter diagram 55000- indicates a linear relation between the two variables with a correlation coefficient of 0.7262. Complete parts (a) through (d). 25000- 15 20 25 30 35 40 45 50 55 60 Bachelor's % ..... (a) Predict the median income of a region in which 30% of adults 25 years and older have at least a bachelor's degree. (Round to the nearest dollar as needed.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2AGP
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The least-squares regression equation is y = 660.0x + 16,178 where y is the median income and x is the percentage of 25 years and older with at least a bachelor's degree in the region. The scatter diagram 55000- indicates a linear relation between the two variables with a correlation coefficient of 0.7262. Complete parts (a) through (d). 25000- 15 20 25 30 35 40 45 50 55 60 Bachelor's % ..... (a) Predict the median income of a region in which 30% of adults 25 years and older have at least a bachelor's degree. (Round to the nearest dollar as needed.) ..... Median Income
Transcribed Image Text:The least-squares regression equation is y = 660.0x + 16,178 where y is the median income and x is the percentage of 25 years and older with at least a bachelor's degree in the region. The scatter diagram 55000- indicates a linear relation between the two variables with a correlation coefficient of 0.7262. Complete parts (a) through (d). 25000- 15 20 25 30 35 40 45 50 55 60 Bachelor's % ..... (a) Predict the median income of a region in which 30% of adults 25 years and older have at least a bachelor's degree. (Round to the nearest dollar as needed.) ..... Median Income
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