Consider the following data for two variables, x and y. x 9 32 18 15 26 y 9 19 20 15 23 (a) Develop an estimated regression equation for the data of the form ŷ = b0 + b1x. (Round b0 to two decimal places and b1 to three decimal places.) ŷ = ?? Comment on the adequacy of this equation for predicting y. (Use ? = 0.05.) -The high p-value and low coefficient of determination indicate that the equation is inadequate. -The high p-value and high coefficient of determination indicate that the equation is adequate. -The low p-value and low coefficient of determination indicate that the equation is inadequate. -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 ŷ = b0 + b1x + b2x2. (Round b0 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 ? = 0.05.) -The high p-value and low coefficient of determination indicate that the equation is inadequate. -The high p-value and high coefficient of determination indicate that the equation is adequate. -The low p-value and low coefficient of determination indicate that the equation is inadequate. -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.)
Consider the following data for two variables, x and y. x 9 32 18 15 26 y 9 19 20 15 23 (a) Develop an estimated regression equation for the data of the form ŷ = b0 + b1x. (Round b0 to two decimal places and b1 to three decimal places.) ŷ = ?? Comment on the adequacy of this equation for predicting y. (Use ? = 0.05.) -The high p-value and low coefficient of determination indicate that the equation is inadequate. -The high p-value and high coefficient of determination indicate that the equation is adequate. -The low p-value and low coefficient of determination indicate that the equation is inadequate. -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 ŷ = b0 + b1x + b2x2. (Round b0 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 ? = 0.05.) -The high p-value and low coefficient of determination indicate that the equation is inadequate. -The high p-value and high coefficient of determination indicate that the equation is adequate. -The low p-value and low coefficient of determination indicate that the equation is inadequate. -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
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Consider the following data for two variables, x and y.
| x | 9 | 32 | 18 | 15 | 26 |
|---|---|---|---|---|---|
| y | 9 | 19 | 20 | 15 | 23 |
(a)
Develop an estimated regression equation for the data of the form ŷ = b0 + b1x. (Round b0 to two decimal places and b1 to three decimal places.)
ŷ = ??
Comment on the adequacy of this equation for predicting y. (Use ? = 0.05.)
-The high p-value and low coefficient of determination indicate that the equation is inadequate.
-The high p-value and high coefficient of determination indicate that the equation is adequate.
-The low p-value and low coefficient of determination indicate that the equation is inadequate.
-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 ŷ = b0 + b1x + b2x2. (Round b0 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 ? = 0.05.)
-The high p-value and low coefficient of determination indicate that the equation is inadequate.
-The high p-value and high coefficient of determination indicate that the equation is adequate.
-The low p-value and low coefficient of determination indicate that the equation is inadequate.
-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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