Fill in the blanks to complete an interpretation of the confidence interval forthe regression slope. If you enter any numbers, be sure to round themcorrectly.The average petalis expected to go (enter up or downin the next blank)by betweenandcm when the petalgoes (enter upor down in the next blank)bycm. The Iris Flower Data Set athttps://en.wikipedia.org/wiki/Iris flower data set e consists ofmeasurements taken from Iris flowers: the petal length and width and thesepal length and width were measured in centimeters (cm) and recorded fora lot of flowers.We are interested in being able to use the petal width to predict the petallength.Use the Excel output provided below to answer the Iris Flower questionsthat follow.SUMMARY OUTPUTData from:https://en.wikipedia.org/wiki/Iris flower data setUsing Petal Width to predict Petal Length.Regression StatisticsMultiple R0.962746025R Square0.926879908Adjusted R Square0.926385853Standard Error0.47895943Observations150ANOVAdfMSSignificance FRegression1430.373884430.3738841876.067473 5.90274E-86Residual14833.9515160.229402135Total149464.3254Coefficients Standard Errort StatP-valueLower 95%Upper 95%Lower 95.0% Upper 95.0%Intercept1.079463302 0.07316831114.753153217.2245E-310.934873757 1.224052847 0.934873757 1.224052847Petal width2.2321139150.05153379543.313594555.90274E-86 2.130276823 2.333951007 2.130276823 2.333951007

Name: Fill in the blanks to complete an interpretation of the confidence in
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Description: Fill in the blanks to complete an interpretation of the confidence interval forthe regression slope. If you enter any numbers, be sure to round themcorrectly.The average petalis expected to go (enter up or downin the next blank)by betweenandcm when

we know that there is unit change in dependent variable when there is unit change independent variable .hence from above table at 95% level of confidenceThe average petal length is expected to go up by between 2.130 and 2.333 cm when when the petal width goes up by 2.231.

Math

Statistics

Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Lower 95.0% Upper 95.0% Intercept 1.079463302 0.073168311 14.75315321 7.2245E-31 0.934873757 1.224052847 0.934873757 1.224052847 Petal width 2.232113915 0.051533795 43.31359455 5.90274E-86 2.130276823 2.333951007 2.130276823 2.333951007

Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Lower 95.0% Upper 95.0% Intercept 1.079463302 0.073168311 14.75315321 7.2245E-31 0.934873757 1.224052847 0.934873757 1.224052847 Petal width 2.232113915 0.051533795 43.31359455 5.90274E-86 2.130276823 2.333951007 2.130276823 2.333951007

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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