A statistical program is recommended. Consider the following data for two variables, x and y. x 9 32 18 15 26 y 11 19 2016 21 (a) Develop an estimated regression equation for the data of the form ý = bo + b₁x. (Round bo to two decimal places and b, to three decimal places.) 9 9.64 +0.418x X Comment on the adequacy of this equation for predicting y. (Use a = 0.05.) The high p-value and low coefficient of determination indicate that the equation is inadequate. O The high p-value and high coefficient of determination indicate that the equation is adequate. O The low p-value and low coefficient of determination indicate that the equation is inadequate. O The low p-value and high coefficient of determination indicate that the equation is adequate. (b) Develop an estimated regression equation for the data of the form ý = bo + b₂x + b₂x². (Round bo to two decimal places and b₁ to three decimal places and b₂ to four decimal places.) ŷ = Comment on the adequacy of this equation for predicting y. (Use a = 0.05.) O The high p-value and low coefficient of determination indicate that the equation is inadequate. O The high p-value and high coefficient of determination indicate that the equation is adequate. O The low p-value and low coefficient of determination indicate that the equation is inadequate. O The low p-value and high coefficient of determination indicate that the equation is adequate. (c) Use the model from part (b) to predict the value of y when x = 20. (Round your answer to two decimal places.)

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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A statistical program is recommended.
Consider the following data for two variables, x and y.
x
9 32 18 15 26
y 11 19 20 16 21
(a) Develop an estimated regression equation for the data of the form ý = b + b₁x. (Round bo to two decimal places and b, to three decimal places.)
ý = | 9.64+0.41&r
X
Comment on the adequacy of this equation for predicting y. (Use α = 0.05.)
The high p-value and low coefficient of determination indicate that the equation is inadequate.
O The high p-value and high coefficient of determination indicate that the equation is adequate.
O The low p-value and low coefficient of determination indicate that the equation is inadequate.
O The low p-value and high coefficient of determination indicate that the equation is adequate.
(b) Develop an estimated regression equation for the data of the form ý = bo + b₁x + b₂x². (Round bo to two decimal places and b₁ to three decimal places and b₂ to four decimal places.)
ŷ =
Comment on the adequacy of this equation for predicting y. (Use a = 0.05.)
O The high p-value and low coefficient of determination indicate that the equation is inadequate.
O The high p-value and high coefficient of determination indicate that the equation is adequate.
O The low p-value and low coefficient of determination indicate that the equation is inadequate.
O The low p-value and high coefficient of determination indicate that the equation is adequate.
(c) Use the model from part (b) to predict the value of y when x = 20. (Round your answer to two decimal places.)
Transcribed Image Text:A statistical program is recommended. Consider the following data for two variables, x and y. x 9 32 18 15 26 y 11 19 20 16 21 (a) Develop an estimated regression equation for the data of the form ý = b + b₁x. (Round bo to two decimal places and b, to three decimal places.) ý = | 9.64+0.41&r X Comment on the adequacy of this equation for predicting y. (Use α = 0.05.) The high p-value and low coefficient of determination indicate that the equation is inadequate. O The high p-value and high coefficient of determination indicate that the equation is adequate. O The low p-value and low coefficient of determination indicate that the equation is inadequate. O The low p-value and high coefficient of determination indicate that the equation is adequate. (b) Develop an estimated regression equation for the data of the form ý = bo + b₁x + b₂x². (Round bo to two decimal places and b₁ to three decimal places and b₂ to four decimal places.) ŷ = Comment on the adequacy of this equation for predicting y. (Use a = 0.05.) O The high p-value and low coefficient of determination indicate that the equation is inadequate. O The high p-value and high coefficient of determination indicate that the equation is adequate. O The low p-value and low coefficient of determination indicate that the equation is inadequate. O The low p-value and high coefficient of determination indicate that the equation is adequate. (c) Use the model from part (b) to predict the value of y when x = 20. (Round your answer to two decimal places.)
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