Математика (Статистика, корреляция и регрессия). Кислов К.К. - 18 стр.

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МГТУ ГА | Москва

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Таблица 4
i 1 2 3 4 5 6 7 8 9 10
∑
10
1
x
i
18,600 25,512 27,471 32,781 21,828 25,116 31,155 32,647 23,016 28,263 266,386
y
i
-0,155 0,523 -0,983 -2,432 3,019 -2,814 0,028 0,521 4,475 2,581 -1,923
x
i
-26,420
-7,820 -0,908 1,051 6,361 -4,595 -1,304 4,735 6,247 -3,404 1,843
y
i
+0,511
0,356 -0,012 -0,472 -1,921 3,622 -2,303 0,539 -4,700 4,986 3,092
(x
i
-26.420)
2
61,150 0,824 1,105 40,466 21,114 1,700 22,420 38,776 11,566 3,397 202,518
(y
i
+0,511)
2
0,127 0,000 0,223 3,690 13,118 5,304 0,291 22,090 24,860 9,560 80,263
(x
i
-26.420)×
(y
i
+0,511)
-0,983 0,050 -0,496 -12,219 -16,643 3,003 2,584 -29,267 -16,972 5,698 -65,285
i 11 12 13 14 15 16 17 18 19 20
∑
20
11
x
i
36,069 17,501 22,832 24,734 23,836 21,807 23,129 27,202 30,794 16,765 244,669
y
i
-10,034 3,839 -0,940 -4,398 -1,916 5,501 0,488 -3,345 -3,896 8,973 -5,728
x
i
-26,420
9,649 -8,919 -3,988 -1,686 -2,584 -4,613 -3,391 0,782 4,374 -9,655
y
i
+0,511
-9,523 4,350 -0,429 -3,787 -1,405 6,012 0,999 -2,834 -3,385 9,484
(x
i
-26.420)
2
93,103 79,549 12,878 2,842 6,677 21,280 11,499 0,611 19,131 93,219 340,791
                                                                                                                                    Таблица 4
           i         1         2         3         4          5          6         7          8          9         10       10

                                                                                                                           ∑1

       xi         18,600    25,512    27,471    32,781     21,828     25,116    31,155     32,647     23,016     28,263   266,386
       yi         -0,155    0,523     -0,983    -2,432     3,019      -2,814    0,028      0,521      4,475      2,581    -1,923
 xi-26,420        -7,820    -0,908     1,051     6,361     -4,595     -1,304     4,735      6,247     -3,404      1,843

 yi+0,511          0,356    -0,012    -0,472    -1,921      3,622     -2,303     0,539     -4,700      4,986      3,092



  (xi-26.420)2    61,150     0,824     1,105     40,466     21,114     1,700     22,420     38,776     11,566     3,397   202,518
 (yi+0,511)2      0,127      0,000     0,223    3,690      13,118      5,304    0,291      22,090     24,860      9,560   80,263


 (xi-26.420)×     -0,983     0,050    -0,496    -12,219    -16,643     3,003     2,584     -29,267    -16,972     5,698   -65,285
 (yi+0,511)




      i            11        12        13        14         15         16        17         18         19         20        20

                                                                                                                           ∑11
      xi          36,069    17,501    22,832    24,734     23,836     21,807    23,129     27,202     30,794     16,765   244,669
     yi          -10,034   3,839     -0,940    -4,398     -1,916     5,501     0,488      -3,345     -3,896     8,973      -5,728

xi-26,420        9,649     -8,919    -3,988    -1,686     -2,584     -4,613    -3,391      0,782      4,374     -9,655

yi+0,511         -9,523     4,350    -0,429    -3,787     -1,405      6,012     0,999     -2,834     -3,385      9,484


(xi-26.420)2     93,103    79,549    12,878     2,842      6,677     21,280    11,499      0,611     19,131     93,219    340,791

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