TABULKA 2 Kritické hodnoty Studentova rozdělení ta (df ) -2.776 0 2.776 a 0,25 0,2 0,15 0,1 0,05 0,025 0,01 0,005 0,0005 jednostranný a 0,5 0,4 0,3 0,2 0,1 0,05 0,02 0,01 0,001 oboustranný df i 1,000 1,376 1,963 3,078 6,314 12,706 31,821 63,657 636,619 2 0,816 1,061 1,386 1,886 2,920 4,303 6,965 9,925 31,598 3 0,765 0,978 1,250 1,638 2,353 3,182 4,541 5,841 12,941 4 0,741 0,941 1,195 1,533 2,132 2,776 3,747 4,604 8,610 5 0,727 0,925 1,156 1,476 2,015 2,571 3,365 4,032 6,859 6 0,718 0,906 1,134 1,440 1,943 2,447 3,143 3,707 5,959 7 0,711 0,896 1,119 1,415 1,895 2,365 2,998 3,499 5,405 8 0,706 0,889 1,108 1,397 1,860 2,306 2,896 3,355 5,041 9 0,073 0,883 1,100 1,383 1,883 2,262 2,821 3,250 4,781 10 0,700 0,879 1,093 1,372 1,812 2,228 2,764 3,169 4,587 11 0,697 0,876 1,088 1,363 1,796 2,201 2,718 3,106 4,437 12 0,695 0,783 1,083 1,356 1,782 2,179 2,681 3,055 4,318 13 0,694 0,870 1,079 1,350 1,771 2,160 2,650 3,012 4,221 14 0,692 0,868 1,076 1,345 1,761 2,145 2,624 2,977 4,140 15 0,691 0,866 1,074 1,341 1,753 2,131 2,602 2,947 4,073 16 0,690 0,865 1,071 1,337 1,746 2,120 2,583 2,921 4,015 17 0,689 0,863 1,069 1,333 1,740 2,110 2,567 2,898 3,965 18 0,688 0,862 1,067 1,330 1,734 2,101 2,552 2,878 3,922 19 0,688 0,861 1,066 1,328 1,729 2,093 2,539 2,861 3,883 20 0,687 0,860 1,064 1,325 1,725 2,086 2,528 2,845 3,850 21 0,686 0,859 1,063 1,323 1,271 2,080 2,518 2,831 3,819 22 0,686 0,858 1,061 1,321 1,717 2,074 2,508 2,819 3,792 23 0,685 0,858 1,060 1,319 1,140 2,069 2,500 2,807 3,767 24 0,685 0,857 1,059 1,318 1,711 2,064 2,492 2,797 3,745 25 0,684 0,865 1,058 1,316 1,708 2,060 2,485 2,787 3,720 26 0,684 0,856 1,058 1,315 1,706 2,056 2,479 2,779 3,707 27 0,684 0,855 1,057 1,314 1,703 2,052 2,473 2,771 3,690 28 0,683 0,855 1,056 1,313 1,701 2,048 2,467 2,763 3,674 29 0,683 0,854 1,055 1,311 1,699 2,045 2,462 2,756 3,659 30 0,683 0,854 1,055 1,310 1,697 2,042 2,457 2,750 3,666 40 0,681 0,851 1,050 1,303 1,684 2,021 2,423 2,704 3,551 60 0,679 0,848 1,046 1,296 1,671 2,000 2,390 2,660 3,460 120 0,677 0,845 1,041 1,289 1,658 1,980 2,358 2,617 3,373 +oo 0,674 0,842 1,036 1,282 1,645 1,960 2,326 2,576 3,291 196