Muskrat Falls Project - Exhibit 45 Page 1 of 7

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1 Key regression equations Domestic Average Use equation for Newfoundland Power Service Territory Muskrat Falls Project - Exhibit 45 Page 1 of 7 Dependent Variable: NPAVDUSE Date: 1/18/1 Time: 15:31 Sample: Included observations: 4 DDAY*NPAEDCUST/NPTOTDCUST NPAEDCUST/NPTOTDCUST AAEHTMPAT(-1) PDI22$*1E6/NPTOTDCUST TECHCGE POPULATION DUM R-squared Mean dependent var Adjusted R-squared S.D. dependent var S.E. of regression Akaike info criterion Sum squared resid Schwarz criterion Log likelihood Durbin-Watson stat Newfoundland Power Domestic\Residential Customer Additions equestion Dependent Variable: NEWNPDCUST Date: 1/18/1 Time: 15:32 Sample: Included observations: 4 C HOUSESTARTS+HCOMPETIONS PI22$*1E6/NPTOTDCUST DUM DUM DUM95R R-squared Mean dependent var Adjusted R-squared S.D. dependent var S.E. of regression Akaike info criterion Sum squared resid Schwarz criterion Log likelihood F-statistic Durbin-Watson stat Prob(F-statistic)

2 Page 2 of 7 Penetration rate of Electric Heat in New Domestic Customers where pratelgt=log(penrate/(1-penrate)) Dependent Variable: PRATELGT Date: 2/1/9 Time: 16:1 Sample: Included observations: 35 C AAEHTMPAT(-1) (FOILPAT+FOILPAT(-2))/FUREFF(-1) RSPDUM HSTARTURBR DUM R-squared Mean dependent var Adjusted R-squared S.D. dependent var S.E. of regression Akaike info criterion Sum squared resid Schwarz criterion Log likelihood F-statistic Durbin-Watson stat Prob(F-statistic) Conversion rate of non-electric to electric heat in existing Domestic Customers where cratelgt=log(convrate/(1-convrate)) Dependent Variable: CRATELGT Date: 1/8/9 Time: 16:13 Sample (adjusted): Included observations: 41 after adjustments Convergence achieved after 7 iterations Backcast: 1967 DOMPAT(-1)/.36/(FOILPAT/3.868/FUREFF NPAEDCUST/NPTOTDCUST DUM DUM2R MA(1) R-squared Mean dependent var Adjusted R-squared S.D. dependent var S.E. of regression Akaike info criterion Sum squared resid Schwarz criterion Log likelihood Durbin-Watson stat Inverted MA Roots -.54

3 Page 3 of 7 Newfoundland Power electric heat general service Load Dependent Variable: AEGSS Date: 1/18/1 Time: 1:19 Sample: Included observations: 4 C GDPADJ22$ COMINVSUM(-1)-.2*COMINVSUM(-2) DDAY FOILPBT/FUREFF DUM76R DUM TECHCGE R-squared Mean dependent var Adjusted R-squared S.D. dependent var S.E. of regression Akaike info criterion Sum squared resid Schwarz criterion Log likelihood F-statistic Durbin-Watson stat Prob(F-statistic) Newfoundland Power winter peak demand equation (MW) Dependent Variable: NPWPEAK Date: 1/19/9 Time: 14:3 Sample: Included observations: 41 NPRDCUST NPAEDCUST WCHILLWP_T8_98_4^ AAEHTMPAT(-1) NPTOTGSWA(-1) TECHCGE NST DECPEAK R-squared Mean dependent var Adjusted R-squared S.D. dependent var S.E. of regression Akaike info criterion Sum squared resid Schwarz criterion Log likelihood Durbin-Watson stat

4 KWh/year Muskrat Falls Project - Exhibit 45 Page 4 of Annual Customer Additions

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7 Page 7 of 7 DDAY NPAVDUSE NPAEDCUST NPRDCUST NPTOTDCUST AAEHTMPAT PDI22$ PI22$ POPULATION TECHCGE81 NEWNPDCUST HCOMPETIONS HOUSESTARTSFOILPAT FOILPBT FUREFF HSTARTURBR DOMPAT GDPADJ22$ COMINVSUM PENRATE1 PRATELGT CONVRATE1 CRATELGT AEGSS NPWPEAK