P£¨K2£¾k£© | 0.50 | 0.40 | 0.25 | 0.15 | 0.10 | 0.05 | 0.025 | 0.010 | 0.005 | 0.001 |
k | 0.455 | 0.708 | 1.323 | 2.072 | 2.706 | 3.84 | 5.024 | 6.635 | 7.879 | 10.83 |
n(ad-bc)2 |
(a+b)(c+d)(a+c)(b+d) |
n(ad-bc)2 |
(a+b)(c+d)(a+c)(b+d) |
80¡Á(4¡Á24-16¡Á36)2 |
40¡Á40¡Á20¡Á60 |
Ä꼶 | ¸ßÖÐ¿Î³Ì | Ä꼶 | ³õÖÐ¿Î³Ì |
¸ßÒ» | ¸ßÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ | ³õÒ» | ³õÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ |
¸ß¶þ | ¸ß¶þÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õ¶þ | ³õ¶þÃâ·Ñ¿Î³ÌÍƼö£¡ |
¸ßÈý | ¸ßÈýÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õÈý | ³õÈýÃâ·Ñ¿Î³ÌÍƼö£¡ |
¿ÆÄ¿£º¸ßÖÐÊýѧ À´Ô´£º ÌâÐÍ£º
²»¼°¸ñ | ¼°¸ñ | ×Ü¼Æ | |
¼×°à | 4£¨a£© | 36£¨b£© | 40 |
ÒÒ°à | 16£¨c£© | 24£¨d£© | 40 |
×Ü¼Æ | 20 | 60 | 80 |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÊýѧ À´Ô´£º ÌâÐÍ£º
²»¼°¸ñ | ¼°¸ñ | ×Ü¼Æ | |
¼×°à | a | b | |
ÒÒ°à | c | d | |
×Ü¼Æ |
n(ad-bc)2 |
(a+b)(c+d)(a+c)(b+d) |
P£¨K2£¾k£© | 0.50 | 0.40 | 0.25 | 0.15 | 0.10 | 0.05 | 0.025 | 0.010 | 0.005 | 0.001 |
k | 0.455 | 0.708 | 1.323 | 2.072 | 2.706 | 3.84 | 5.024 | 6.635 | 7.879 | 10.83 |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÊýѧ À´Ô´£º ÌâÐÍ£º½â´ðÌâ
²»¼°¸ñ | ¼°¸ñ | ×Ü¼Æ | |
¼×°à | 4£¨a£© | 36£¨b£© | 40 |
ÒÒ°à | 16£¨c£© | 24£¨d£© | 40 |
×Ü¼Æ | 20 | 60 | 80 |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÊýѧ À´Ô´£º²»Ïê ÌâÐÍ£º½â´ðÌâ
²»¼°¸ñ | ¼°¸ñ | ×Ü¼Æ | |
¼×°à | 4£¨a£© | 36£¨b£© | 40 |
ÒÒ°à | 16£¨c£© | 24£¨d£© | 40 |
×Ü¼Æ | 20 | 60 | 80 |
²é¿´´ð°¸ºÍ½âÎö>>
°Ù¶ÈÖÂÐÅ - Á·Ï°²áÁбí - ÊÔÌâÁбí
ºþ±±Ê¡»¥ÁªÍøÎ¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨Æ½Ì¨ | ÍøÉÏÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | µçÐÅթƾٱ¨×¨Çø | ÉæÀúÊ·ÐéÎÞÖ÷ÒåÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | ÉæÆóÇÖȨ¾Ù±¨×¨Çø
Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com