SASHE NA 7: Ƙididdiga da rarrabuwa

Sashe na 7: ƙididdiga da rarrabuwa. Za ku shigar da bayanai cikin tebur, ku karanta matsakaici, standard deviation da quartiles, ku daidaita layi ko lanƙwasa, sannan ku yi amfani da rarrabuwar normal, binomial da Poisson.

Ƙididdiga: bayanai

Misali 27: ƙididdiga, bayanai. MODE, 1 shine yanayin STAT. Zaɓi ɗaya daga cikin nau'ikan ƙididdiga takwas, sannan shigar da bayanan cikin tebur.

? MODE 1, sannan lamba
? Rubuta bayanai 20, 30, 40, 40, 50
? Gyara bayanai
? Teburin bayanai

Ƙididdiga: sakamakon

Misali 28: ƙididdiga, sakamakon. Rufe teburin da maɓallin DATA. ALPHA da maɓallin 8 suna buɗe menu na STAT tare da sakamakon.

? Bayanai: 95, 80, 80, 75, 75, 75, 50
? Ƙimar ƙididdiga
? Ƙimar ƙididdiga, ci gaba
? Bayanan da ke kan layi
? Menu na STAT
? Ƙimar ƙididdiga a cikin lissafi
? Regression na layi: x da y bibbiyu
? Layin y = a + bx
? Ƙiyasi daga layin
? Regression na quadratic: maki biyar
? Lanƙwasa y = a + bx + cx²
? Ƙiyasi daga lanƙwasar
? Ƙa'idojin

Yiwuwar normal

Misali na 30: yiwuwar normal. A yanayin STAT, menu na MATH yana da ayyukan P, Q da R na daidaitacciyar rarraba normal, da kuma aikin da ke daidaita ƙima.

? P, Q, R da →t
? Makin gwaji hamsin
? Matsakaici, standard deviation, da yiwuwa

MODE 7 – Rarrabawa

Don yanayin DISTRIBUTION, danna MODE, 7. Yana lissafta rarrabawar al'ada, rarrabawar binomial da rarrabawar Poisson, kuma ana ajiye amsar a ma'ajiyar ANS.

? Ayyuka bakwai
? Rarrabawar al'ada: matsakaici 60, standard deviation 6
? Rarrabawar binomial: gwaji 15, nasara kashi 30 cikin ɗari
? NAKU NE
? Rarrabawar Poisson: matsakaici 3.6