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Rainfall and corn crop yield reported for the 38 years from 1890 through 1927 give us the scatterplot shown below with an r = 0.0426. Yield is the number of ears of corn measured in metric tons per hectare, rainfall is in inches. 45 40 35 30 25 20 15 5 7 9 Predictor Coef Constant Rain 11 Crop Yield 13 Rain Based on corn crop yield from Ezekiel, M. and K. A. Fox. (1959). Methods of Correlation and Regression Analysis. Wiley: New York. The following edited output is available: The regression equation is Yield = 23.55 +0.78 Rain 23.55 3.24 15 SE Coef T 0.7755 0.2938 17 2.6391 P 19 0.0122 Which of the following is an appropriate conclusion based on the output? A. O The data do not provide sufficient evidence to conclude that crop yield is linearly related to rainfall. B. The data provide extremely strong evidence that crop yield is linearly related to rainfall. C. O The data provide moderately strong evidence that crop yield is linearly related to rainfall.

Rainfall and corn crop yield reported for the 38 years from 1890 through 1927 give us the scatterplot shown below with an r = 0.0426. Yield is the number of ears of corn measured in metric tons per hectare, rainfall is in inches. 45 40 35 30 25 20 15 5 7 9 Predictor Coef Constant Rain 11 Crop Yield 13 Rain Based on corn crop yield from Ezekiel, M. and K. A. Fox. (1959). Methods of Correlation and Regression Analysis. Wiley: New York. The following edited output is available: The regression equation is Yield = 23.55 +0.78 Rain 23.55 3.24 15 SE Coef T 0.7755 0.2938 17 2.6391 P 19 0.0122 Which of the following is an appropriate conclusion based on the output? A. O The data do not provide sufficient evidence to conclude that crop yield is linearly related to rainfall. B. The data provide extremely strong evidence that crop yield is linearly related to rainfall. C. O The data provide moderately strong evidence that crop yield is linearly related to rainfall.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Rainfall and corn crop yield reported for the 38 years from 1890 through 1927 give us the scatterplot shown below with an r = 0.0426. Yield is the number of ears of corn measured in metric tons per hectare, rainfall is in inches. 45 40 35 25 20 15 5 7 9 Predictor Coef Constant Rain 11 Crop Yield 13 Rain Based on corn crop yield from Ezekiel, M. and K. A. Fox. (1959). Methods of Correlation and Regression Analysis. Wiley: New York. The following edited output is available: The regression equation is Yield = 23.55 +0.78 Rain 23.55 3.24 15 SE Coef T 0.7755 0.2938 17 P 19 2.6391 0.0122 Which of the following is an appropriate conclusion based on the output? A. O The data do not provide sufficient evidence to conclude that crop yield is linearly related to rainfall. B. O The data provide extremely strong evidence that crop yield is linearly related to rainfall. C. The data provide moderately strong evidence that crop yield is linearly related to rainfall.
Transcribed Image Text:Rainfall and corn crop yield reported for the 38 years from 1890 through 1927 give us the scatterplot shown below with an r = 0.0426. Yield is the number of ears of corn measured in metric tons per hectare, rainfall is in inches. 45 40 35 25 20 15 5 7 9 Predictor Coef Constant Rain 11 Crop Yield 13 Rain Based on corn crop yield from Ezekiel, M. and K. A. Fox. (1959). Methods of Correlation and Regression Analysis. Wiley: New York. The following edited output is available: The regression equation is Yield = 23.55 +0.78 Rain 23.55 3.24 15 SE Coef T 0.7755 0.2938 17 P 19 2.6391 0.0122 Which of the following is an appropriate conclusion based on the output? A. O The data do not provide sufficient evidence to conclude that crop yield is linearly related to rainfall. B. O The data provide extremely strong evidence that crop yield is linearly related to rainfall. C. The data provide moderately strong evidence that crop yield is linearly related to rainfall.
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