BIG BAY 3 SE DIVISION: 1 STATION #0770 DATE OF RUN COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1981 -1998 ( 16 SEASONS) 11/17/04 MONTHLY DEGREE-DAYS BASE 45 SEASON MAR APR MAY JUN JUL AUG SEP OCT SEASON 1981 2 45 183 495 655 607 267 70 2324 1982 0 50 318 322 672 502 338 124 2326 1983 0 21 100 518 809 740 441 106 2735 1984 0 45 227 561 669 679 304 154 2639 1986 25 133 397 521 723 598 349 102 2848 1987 33 126 358 583 745 660 425 56 2986 1988 0 17 309 626 807 665 406 104 2934 1989 8 9 262 411 711 653 443 222 2719 1990 19 165 90 468 653 646 360 70 2471 1991 0 121 319 523 629 719 331 75 2717 1992 0 34 369 398 448 550 347 96 2242 1994 1 47 196 484 591 576 438 158 2491 1995 13 0 199 610 661 743 343 139 2708 1996 1 12 123 407 509 619 427 110 2208 1997 0 23 69 528 585 529 372 183 2289 1998 4 37 298 430 669 683 487 156 2764 NON-ZERO 9 15 16 16 16 16 16 16 16 ZEROES 7 1 0 0 0 0 0 0 0 PROB OF ZERO .44 .06 .00 .00 .00 .00 .00 .00 .00 NOTE: STATISTICS ARE COMPUTED ON THE NON-ZERO VALUES NUMBER SEASON 16 16 16 16 16 16 16 16 16 MEAN 11.8 59.0 238.6 492.8 658.5 635.6 379.9 120.3 2587.6 VARIANCE 135.2 2570.3 11212.0 6980.0 9136.1 5199.3 3600.4 2081.2 64270.7 STND DEV 11.6 50.7 105.9 83.5 95.6 72.1 60.0 45.6 253.5 SKEW .7 1.0 -.2 -.3 -.4 -.2 -.0 .6 -.1 KURTOSIS 2.1 2.4 1.8 2.4 3.1 2.2 2.1 2.7 1.7 NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS. BIG BAY 3 SE DIVISION: 1 STATION #0770 DATE OF RUN COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1981 -1998 ( 16 SEASONS) 11/17/04 MONTHLY DEGREE-DAYS BASE 45 STATISTICS PARAMETER MAR APR MAY JUN JUL AUG SEP OCT SEASON NUMBER SEASON 16 16 16 16 16 16 16 16 16 MEAN 11.8 59.0 238.6 492.8 658.5 635.6 379.9 120.3 2587.6 VARIANCE 135.2 2570.3 11212.0 6980.0 9136.1 5199.3 3600.4 2081.2 64270.7 STND DEV 11.6 50.7 105.9 83.5 95.6 72.1 60.0 45.6 253.5 SKEW .7 1.0 -.2 -.3 -.4 -.2 -.0 .6 -.1 KURTOSIS 2.1 2.4 1.8 2.4 3.1 2.2 2.1 2.7 1.7 GAMMA .905 1.554 4.293 35.004 47.154 80.489 41.707 7.518 109.742 BETA 13.021 37.976 55.566 14.079 13.965 7.896 9.108 16.003 999.000 PROB OF ZERO .44 .06 .00 .00 .00 .00 .00 .00 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 0 0 53 320 456 482 257 42 1998 05 0 0 85 364 509 524 289 58 2171 10 0 6 108 390 539 547 307 69 2263 20 0 16 140 422 577 575 330 83 2374 25 0 20 154 434 592 586 339 89 2417 30 0 25 168 446 605 597 347 94 2455 40 0 34 194 467 630 615 362 105 2523 50 1 44 220 488 654 633 377 115 2588 60 4 55 249 509 678 651 392 126 2652 70 7 69 283 533 705 671 408 139 2721 75 9 78 303 546 720 682 418 146 2759 80 12 88 326 561 738 694 428 155 2801 90 21 119 393 602 784 728 457 179 2912 95 29 149 454 637 824 756 481 200 3005 99 50 216 584 707 902 811 528 245 3177