a) What proportion of the sample variation in the response is explained by the predictor? b) Is there a statistically significant association between the weight and the delivery time? State the hypotheses, the p-value and your conclusion. Choose a = 0.05 please answer just b)

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ISBN:9781119256830
Author:Amos Gilat
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Does the weight of the parcel impact the delivery time? This is the question that the following
analysis seeks to answer. The weight is measured in grams and the delivery time in days.
Model Summary
Adjusted R
Square
Std. Error of
the Estimate
Model
R Square
1
.257
.066
.052
1.496
a. Predictors: (Constant), Weight
ANOVA
Sum of
Squares
Model
df
Mean Square
F
Sig.
1
Regression
10.746
1
10.746
4.800
.032b
Residual
152.239
68
2.239
Total
162.986
69
a. Dependent Variable: Deliverytime
b. Predictors: (Constant), Weight
Coefficientsª
Standardized
Coefficients
Unstandardized Coefficients
Model
B
Std. Error
Beta
Sig.
1
(Constant)
2.226
.402
5.536
<.001
Weight
.001
.001
.257
2.191
.032
a. Dependent Variable: Deliverytime
a) What proportion of the sample variation in the
response is explained by the predictor?
b) Is there a statistically significant association
between the weight and the delivery time? State
the hypotheses, the p-value and your conclusion.
Choose a :
please answer just b)
0.05
Transcribed Image Text:Does the weight of the parcel impact the delivery time? This is the question that the following analysis seeks to answer. The weight is measured in grams and the delivery time in days. Model Summary Adjusted R Square Std. Error of the Estimate Model R Square 1 .257 .066 .052 1.496 a. Predictors: (Constant), Weight ANOVA Sum of Squares Model df Mean Square F Sig. 1 Regression 10.746 1 10.746 4.800 .032b Residual 152.239 68 2.239 Total 162.986 69 a. Dependent Variable: Deliverytime b. Predictors: (Constant), Weight Coefficientsª Standardized Coefficients Unstandardized Coefficients Model B Std. Error Beta Sig. 1 (Constant) 2.226 .402 5.536 <.001 Weight .001 .001 .257 2.191 .032 a. Dependent Variable: Deliverytime a) What proportion of the sample variation in the response is explained by the predictor? b) Is there a statistically significant association between the weight and the delivery time? State the hypotheses, the p-value and your conclusion. Choose a : please answer just b) 0.05
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