Computer output for fitting a simple linear model is given below. State the value of the sample slope for this model and give the null and alternative hypotheses for testing if the slope in the population is different from zero. Identify the p-value and use it (and a 5% significance level) to make a clear conclusion about the effectiveness of the model. The regression equation is Y = 80.8-0.0149X. Predictor Coef SE Coef T Constant 80.82 11.60 6.97 0.000 -0.01489 0.01241 -1.20 0.245
Computer output for fitting a simple linear model is given below. State the value of the sample slope for this model and give the null and alternative hypotheses for testing if the slope in the population is different from zero. Identify the p-value and use it (and a 5% significance level) to make a clear conclusion about the effectiveness of the model. The regression equation is Y = 80.8-0.0149X. Predictor Coef SE Coef T Constant 80.82 11.60 6.97 0.000 -0.01489 0.01241 -1.20 0.245
MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Question
![Computer output for fitting a simple linear model is given below. State the value of the sample slope for this model and give the null
and alternative hypotheses for testing if the slope in the population is different from zero. Identify the p-value and use it (and a 5%
significance level) to make a clear conclusion about the effectiveness of the model.
The regression equation is Y = 80.8 – 0.0149X.
Predictor Coef
SE Coef T
P.
Constant
80.82
11.60
6.97 0.000
-0.01489 0.01241 -1.20 0.245
Sample slope: i
p-value:
Does X appear to be an effective predictor of the response variable Y?
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Transcribed Image Text:Computer output for fitting a simple linear model is given below. State the value of the sample slope for this model and give the null
and alternative hypotheses for testing if the slope in the population is different from zero. Identify the p-value and use it (and a 5%
significance level) to make a clear conclusion about the effectiveness of the model.
The regression equation is Y = 80.8 – 0.0149X.
Predictor Coef
SE Coef T
P.
Constant
80.82
11.60
6.97 0.000
-0.01489 0.01241 -1.20 0.245
Sample slope: i
p-value:
Does X appear to be an effective predictor of the response variable Y?
Assistance Used
e Textbook and Media
Assistance Used
Hint
Attempts: 0 of 3 used Submit Answer
Save for Later
59 F Cloudy
Expert Solution
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Step 1
Sample slope:
From the given output, the sample slope is observed to be -0.0149.
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