Scottish Hill Climb racesWe want to predict the record time for women in a Scottish Hill Climb race. Thereare two x variables to choose from, Distance and Climb. Here are the first few rowsfrom the data table.RaceMen (mins)Women(mins) Distance(km) Climb (m)Alva Games Hill Race18.65025.8172.5385Aonach Mor Uphill Race22.25026.4674.0610Arrochar Alps187.650249.43325.02400Once you have chosen the best single x variable to predict the record time forwomen, does it help to add the 2nd x variable?Here is the information for the two single x variables.Coefficients for Distance:TermCoef SE CoefT-ValueP-ValueConstant-7.15 3.32-2.160.034Distance(km) 6.765 0.24627.550.000Model Summary for Distance:R-sqR-sq(adj)R-sq(pred)17.822289.72%89.60%88.19%Coefficients for Climb:TermCoefSE CoefT-Value P-ValueConstant2.604.200.62 0.538 Climb (m)0.097170.0049719.55 0.000Model Summary for Climb:R-sqR-sq(adj)R-sq(pred)23.930181.46%81.25%80.54%Here is the information for the 3 dimensional relationship between x1, x2, and Y.Multiple Linear Relationship for the women:Coefficients:TermCoefSE CoefT-Value P-ValueConstant-11.701.91-6.110.000Distance(km)4.4320.22220.010.000Climb (m)0.045260.0033413.560.000Model Summary:SR-sqR-sq(adj)R-sq(pred)10.120896.72%96.65%96.09%Does it help to add the second x variable in this case?O YesO You can't tell from this informationO No

The regression model would be more accurate as R - sq value getting higher side. The R - sq value of…

Answered: Climb (m) 0.09717 0.00497 19.55 0.000…

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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