1. Using a .01 level of significance, which variables are important in explaining Texas residential electric demand? You can exclude PRES, SUMMER and WINTER for this question; only consider RES, INC, PGAS.

   	A.	RES, INC, PGAS.
   	B.	RES, INC.
   	C.	RES.
   	D.	None of the above.

G . J K R S I SUMMER 0 0 0 0 WINTER 1 1 1 WINTER 1 1 1 1 1 0 0 0 1 1 1 1 1 1 2 3 4 5 6 7 7 8 9 9 10 11 12 13 14 15 16 1 1 1 1 1 1 1 1 0 0 0 1 0 0 0 0 0 0 27188 17 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 A C D E F Month Utility Name QRES PRES RES 1 City of San Antonio - 745849 0.08846 659928 1 El Paso Electric Co 170099 0.10738 260417 1 Sharyland Utilities LP 35819 0.11776 26995 1 Southwestern Electric ! 236409 0.06316 147554 1 Southwestern Public S 227291 0.08589 206810 2 City of San Antonio - 579969 0.10077 660757 2 'aso Electric Co 147883 0.10852 261070 2 Entergy Texas Inc. 394252 0.07208 366485 2 Sharyland Utilities LP 31899.7 0.09449 27077 2 Southwestern Electric 133592 0.07871 147395 2 Southwestern Public S 191002 0.08487 206966 3 City of San Antonio - 509974 0.09911 663506 3 El Paso Electric Co 118099 0.11074 260860 3 Entergy Texas Inc. 368957 0.07403 366776 3 Sharyland Utilities LP 27859 0.09455 3 Southwestern Electric ! 169152 0.0717 146329 3 Southwestern Public 177774 0.08548 207107 4 City of San Antonio - 510230 0.09914 663636 4 El Paso Electric Co 114188 0.11112 261236 4 Entergy Texas Inc. 335273 0.1021 367014 4 Sharyland Utilities LP 22812 0.12393 27270 4 Southwestern Electric 138159 0.08201 149031 4 Southwestern Public S 146811 0.08818 207161 5 El Paso Electric Co 133877 0.11768 261623 5 Entergy Texas Inc. 346571 0.10468 367736 5 Sharyland Utilities LP 21909 0.12175 27386 5 Southwestern Electric I 147027 0.08951 147271 5 Southwestern Public 162307 0.08999 207245 6 City of San Antonio -896820 0.10025 666431 6 El Paso Electric Co 201732 0.11494 265620 6 Entergy Texas Inc 521140 0.10283 0.10283 369026 6 Sharyland Utilities LP 27559 0.12533 27444 6 Southwestern Electric 210696 0.08565 147364 6 Southwestern Public S 253552 0.10541 207334 7 City of San Antonio - 1017465 0.10429 665787 - 7 El Paso Electric Co 238415 0.11402 265792 7 7 Entergy Texas Inc. 636660 0.10201 369473 7 Sharyland Utilities LP 33755.8 0.1323 27624 7 Southwestern Electric ! 237764 0.08571 147529 7 7 Southwestern Public S 268251 0.10631 207436 8 City of San Antonio - 1147990 0.10278 669080 8 El Paso Electric Co 239250 0.11396 266143 8 Entergy Texas Inc 641619 0.10198 370220 8 Sharyland Utilities LP 35250.4 0.10538 27641 8 Southwestern Electric ! 262388 0.08778 147664 8 Southwestern Public 275841 0.1062 207572 9 City of San Antonio - 1086079 0.09746 667924 9 El Paso Electric Co 218388 0.11447 266463 9 9 Entergy Texas Inc 638345 0.10056 369010 9 Sharyland Utilities LP 36878.1 0.10495 27629 9 Southwestern Electric 217799 0.09247 147779 9 9 Southwestern Public S 208382 0.10947 207657 10 City of San Antonio - 736125 0.09588 669063 10 El Paso Electric Co 148896 0.11992 266731 10 Entergy Texas Inc. 520218 0.10224 368837 10 Sharyland Utilities LP 27555.2 0.11189 27890 10 Southwestern Electric 136565 0.09746 147649 10 Southwestern Public 159135 0.0992 207811 11 City of San Antonio - 592421 0.09639 671384 11 El Paso Electric Co 124175 0.11294 266895 11 Entergy Texas Inc. 363146 0.10033 368242 11 Sharyland Utilities LP 22217.2 0.1049 27728 11 Southwestern Electric 125914 0.08197 147482 11 Southwestern Public 158835 0.09814 207750 12 City of San Antonio - 721225 0.09403 - 672765 12 El Paso Electric Co 136953 0.1119 266950 12 Entergy Texas Inc. 459372 0.09692 368347 12 Sharyland Utilities LP 33250.1 0.11747 27742 12 Southwestern Electrici 240037 0.07205 147684 12 Southwestern Public S 231557 0.09524 207864 0 0 0 0 INCOME 22568 19262 14222 22955 23092 22568 19262 24310 14222 22955 23092 22568 19262 24310 14222 22955 23092 22568 19262 24310 14222 22955 23092 19262 24310 14222 22955 23092 22568 19262 24310 14222 22955 23092 22568 19262 24310 14222 22955 23092 22568 19262 24310 14222 22955 23092 22568 19262 24310 14222 22955 23092 22568 19262 24310 14222 22955 23092 22568 19262 24310 14222 22955 23092 22568 19262 24310 14222 22955 23092 PGAS 7.7 7.7 7.7 7.7 7.7 8.45 8.45 8.45 8.45 8.45 8.45 8.66 8.66 8.66 8.66 8.66 8.66 10.58 10.58 10.58 10.58 10.58 10.58 12.07 12.07 12.07 12.07 12.07 17.1 17.1 17.1 17.1 17.1 17.1 19.74 19.74 19.74 19.74 19.74 19.74 20.58 20.58 20.58 20.58 20.58 20.58 20.06 20.06 20.06 20.06 20.06 20.06 18.51 18.51 18.51 18.51 18.51 18.51 13.01 13.01 13.01 13.01 13.01 13.01 8.55 8.55 8.55 8.55 8.55 8.55 L M N 0 P Q LNQRES LNPRES LNRES LNINC LNPGAS SUMMER 13.5223 -2.42519 13.3999 10.0243 2.04122 0 12.0441 -2.23139 12.47 9.86589 2.04122 0 10.4862 -2.13912 10.2034 9.56255 2.04122 0 12.3733 -2.76213 11.9019 10.0413 2.04122 0 12.334 -2.45466 12.2396 10.0472 2.04122 0 13.2707 -2.29489 13.4011 10.0243 2.13417 0 11.9042 -2.22084 12.4725 12.4725 9.86589 2.13417 0 12.8847 -2.62996 12.8117 10.0986 2.13417 0 10.3704 -2.35927 10.2064 9.56255 2.13417 0 11.8025 -2.54199 11.9009 11.9009 10.0413 2.13417 0 12.16 -2.46667 12.2403 10.0472 2.13417 0 13.1421 -2.31155 13.4053 10.0243 2.15871 0 11.6793 -2.20059 12.4717 9.86589 2.15871 0 12.8184 -2.60335 12.8125 10.0986 10.0986 2.15871 0 10.2349 -2.35865 10.2105 9.56255 2.15871 0 12.0386 -2.63528 11.8936 10.0413 2.15871 0 12.0883 -2.4595 12.241 10.0472 2.15871 0 13.1426 -2.31125 13.4055 10.0243 2.35897 0 11.6456 -2.19711 12.4732 9.86589 2.35897 0 12.7227 -2.28178 12.8132 10.0986 2.35897 0 10.035 -2.08803 10.2135 9.56255 2.35897 0 11.8362 -2.50087 11.9119 10.0413 2.35897 0 11.8969 -2.42842 12.2413 10.0472 2.35897 0 11.8047 -2.13983 12.4747 9.86589 2.49072 0 12.7558 -2.25689 12.8151 10.0986 2.49072 0 9.99465 -2.10582 10.2178 9.56255 2.49072 0 11.8984 -2.41344 11.9 10.0413 2.49072 0 11.9972 -2.40806 12.2417 10.0472 2.49072 0 13.7066 -2.30011 13.4097 10.0243 2.83908 1 12.2147 -2.16339 12.4898 9.86589 2.83908 1 13.1638 -2.2747 12.8186 10.0986 2.83908 1 10.2241 -2.07683 10.2199 9.56255 2.83908 1 12.2582 -2.45754 11.9007 10.0413 2.83908 1 12.4433 -2.24989 12.2421 10.0472 2.83908 1 13.8328 -2.26055 13.4087 10.0243 2.98265 1 12.3818 -2.17135 12.4905 9.86589 2.98265 1 13.364 -2.28272 12.8198 10.0986 2.98265 1 10.4269 -2.02271 10.2264 9.56255 2.98265 1 12.379 -2.45682 11.9018 10.0413 2.98265 1 12.4997 -2.24141 12.2426 10.0472 2.98265 1 13.9535 -2.27516 13.4137 10.0243 3.02432 1 12.3853 -2.17187 12.4918 9.86589 3.02432 1 13.3717 -2.28302 12.8219 10.0986 12.8219 10.0986 3.02432 1 10.4702 -2.25022 10.2271 9.56255 3.02432 1 12.4776 -2.43298 11.9027 10.0413 3.02432 1 12.5276 -2.24246 12.2432 10.0472 3.02432 1 13.8981 -2.3283 13.4119 10.0243 2.99873 1 12.294 -2.16748 12.493 9.86589 2.99873 1 13.3666 -2.29696 12.8186 10.0986 2.99873 1 10.5154 -2.25432 10.2266 9.56255 2.99873 1 12.2913 -2.38086 11.9035 10.0413 2.99873 1 12.2471 -2.21208 12.2436 12.2436 10.0472 2.99873 1 13.5092 -2.34463 13.4136 10.0243 2.91831 0 11.911 -2.12091 12.494 9.86589 9.86589 2.91831 0 13.162 -2.28046 12.8181 10.0986 2.91831 0 10.2239 -2.19028 10.236 9.56255 2.91831 0 11.8246 -2.32828 11.9026 10.0413 2.91831 0 11.9775 -2.3106 12.2444 10.0472 2.91831 0 13.292 -2.33934 13.4171 10.0243 2.56572 0 11.7294 -2.18093 12.4946 9.86589 2.56572 0 12.8026 -2.29933 12.8165 10.0986 2.56572 0 10.0086 -2.25474 10.2302 9.56255 2.56572 0 11.7434 -2.50141 11.9015 10.0413 2.56572 0 11.9756 -2.32137 12.2441 10.0472 2.56572 0 13.4887 -2.36418 13.4192 10.0243 2.14593 0 11.8274 -2.19015 12.4948 9.86589 2.14593 0 13.0376 -2.33391 12.8168 10.0986 2.14593 0 10.4118 -2.14161 10.2307 9.56255 2.14593 0 12.3885 -2.63044 11.9028 10.0413 2.14593 0 12.3526 -2.35137 12.2446 12.2446 10.0472 2.14593 0 0 0 0 0 0 0 0 0 0 0 0 0 0 37 1 1 0 0 0 0 0 0 0 0 38 39 40 41 42 43 1 0 0 0 0 0 0 44 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 72 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0