MARQUETTE CITY DIVISION: 1 STATION #5178 DATE OF RUN COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1971 -2000 ( 30 SEASONS) 11/09/04 MONTHLY DEGREE-DAYS BASE 45 SEASON MAR APR MAY JUN JUL AUG SEP OCT SEASON 1971 0 43 151 495 603 578 491 276 2637 1972 0 17 278 376 593 572 301 88 2225 1973 6 60 86 466 688 755 415 289 2765 1974 0 63 160 448 755 613 257 129 2425 1975 0 4 314 491 789 693 285 195 2771 1976 12 100 157 581 676 707 366 106 2705 1977 4 127 437 431 696 529 356 141 2721 1978 0 7 303 473 632 671 418 132 2636 1979 0 31 111 374 628 552 415 70 2181 1980 0 55 257 347 667 688 333 62 2409 1981 5 39 175 434 654 627 317 71 2322 1982 0 62 237 290 633 515 365 156 2258 1983 0 23 92 464 804 781 481 116 2761 1984 0 31 177 498 634 679 327 171 2517 1985 1 136 194 354 585 588 387 121 2366 1986 11 107 271 403 683 576 352 104 2507 1987 15 106 289 540 745 664 460 45 2864 1988 1 9 277 550 780 701 400 60 2778 1989 10 10 216 343 680 665 448 194 2566 1990 16 158 81 426 622 654 395 80 2432 1991 0 116 326 519 655 750 364 81 2811 1992 0 31 310 362 460 566 373 122 2224 1993 0 8 162 363 691 707 289 55 2275 1994 3 52 192 432 587 565 465 209 2505 1995 16 0 206 597 665 758 377 136 2755 1996 1 11 110 385 514 705 423 127 2276 1997 0 48 106 560 645 583 466 224 2632 1998 27 107 350 494 753 788 577 205 3301 1999 17 34 346 593 831 673 436 86 3016 2000 42 37 389 455 646 723 428 243 2963 NON-ZERO 16 29 30 30 30 30 30 30 30 ZEROES 14 1 0 0 0 0 0 0 0 PROB OF ZERO .47 .03 .00 .00 .00 .00 .00 .00 .00 NOTE: STATISTICS ARE COMPUTED ON THE NON-ZERO VALUES NUMBER SEASON 30 30 30 30 30 30 30 30 30 MEAN 11.7 56.3 225.3 451.5 666.5 654.2 392.2 136.5 2586.8 VARIANCE 119.2 1957.5 9315.3 6705.6 6693.4 6037.4 4969.0 4459.0 72789.1 STND DEV 10.9 44.2 96.5 81.9 81.8 77.7 70.5 66.8 269.8 SKEW 1.4 .7 .3 .1 -.1 -.1 .3 .7 .5 KURTOSIS 4.8 2.4 2.2 2.1 3.3 1.9 3.1 2.6 2.9 NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS. MARQUETTE CITY DIVISION: 1 STATION #5178 DATE OF RUN COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1971 -2000 ( 30 SEASONS) 11/09/04 MONTHLY DEGREE-DAYS BASE 45 STATISTICS PARAMETER MAR APR MAY JUN JUL AUG SEP OCT SEASON NUMBER SEASON 30 30 30 30 30 30 30 30 30 MEAN 11.7 56.3 225.3 451.5 666.5 654.2 392.2 136.5 2586.8 VARIANCE 119.2 1957.5 9315.3 6705.6 6693.4 6037.4 4969.0 4459.0 72789.1 STND DEV 10.9 44.2 96.5 81.9 81.8 77.7 70.5 66.8 269.8 SKEW 1.4 .7 .3 .1 -.1 -.1 .3 .7 .5 KURTOSIS 4.8 2.4 2.2 2.1 3.3 1.9 3.1 2.6 2.9 GAMMA 1.120 1.421 5.152 30.833 66.324 72.155 31.801 4.411 97.020 BETA 10.438 39.615 43.740 14.642 10.049 9.067 12.334 30.936 26.662 PROB OF ZERO .47 .03 .00 .00 .00 .00 .00 .00 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 0 0 59 284 491 488 249 31 2015 05 0 3 90 327 538 533 285 50 2171 10 0 8 111 351 564 558 306 63 2256 20 0 16 140 382 597 589 333 81 2364 25 0 20 153 394 610 601 343 89 2405 30 0 24 165 405 621 612 353 97 2443 40 0 32 188 426 643 632 371 111 2512 50 1 42 211 446 663 651 388 126 2578 60 4 53 236 467 684 671 406 143 2645 70 7 67 265 490 707 692 425 162 2718 75 9 76 282 503 720 704 436 173 2759 80 12 86 302 518 734 718 449 186 2805 90 19 117 358 558 773 755 483 223 2929 95 27 148 409 592 807 786 512 258 3033 99 44 217 518 657 871 847 568 331 3237