formula rio 2
TRANSCRIPT
Psicometria II β Formulario
ππΆπ = οΏ½πποΏ½ = π!
π!(πβπ)! πππ = π! ππ·π = π!
(πβπ)! ππ·π
(π ) = ππ
π = ππ π2 = πππ π = οΏ½πππ
π§ = οΏ½Μ οΏ½βππ₯οΏ½ππ₯οΏ½
π§ = οΏ½Μ οΏ½βππ₯οΏ½ποΏ½π₯οΏ½
π‘ = οΏ½Μ οΏ½βππ₯οΏ½ποΏ½π₯οΏ½
π§ = (οΏ½Μ οΏ½1βοΏ½Μ οΏ½2)β(π1βπ2)
οΏ½ π12
π1β1+ π2
2
π2β1
π§ = (οΏ½Μ οΏ½1βοΏ½Μ οΏ½2)β(π1βπ2)
οΏ½π12
π1 + π2
2
π2
π‘ = (οΏ½Μ οΏ½1βοΏ½Μ οΏ½2)β(π1βπ2)
οΏ½οΏ½π1π 12+π2π 22
π1+ π2β2οΏ½οΏ½π1+π2π1π2
οΏ½
οΏ½Μ οΏ½ = 1 β ππππ
π ππ = οΏ½ 1β (ππβποΏ½)2π
ππ
ππ = οΏ½βπ2
πβ οΏ½Μ οΏ½2
π‘ = ποΏ½βπποΏ½π ποΏ½
πποΏ½ = ππβπβ1
π2 = β (ππ‘βππ)2
ππ‘ππ=1 π2 = οΏ½π(π΄π·βπ΅πΆ)2οΏ½
(π΄+π΅)(π΄+πΆ)(π΅+π·)(πΆ+π·)
πΉ =π12
π1π1 β 1
π22π2
π2 β 1
π·ππ£π‘ = β πππ1 β ππ1 οΏ½π₯ππ β οΏ½Μ οΏ½οΏ½2 ππππ‘ = π β 1 ππππ‘ = π·ππ£π‘
πβ1
π·ππ£π = β πππ1 β ππ1 οΏ½οΏ½Μ οΏ½π β οΏ½Μ οΏ½οΏ½2 ππππ = π β 1 ππππ = π·ππ£π
πβ1
π·ππ£π€ = β πππ1 β ππ1 οΏ½π₯ππ β οΏ½Μ οΏ½ποΏ½
2 ππππ€ = π β π ππππ€ = π·ππ£π€
πβπ
πΆ = π2
π π·ππ£π‘ = π β πΆ π·ππ£π = οΏ½β ππ1
ππ2
πποΏ½ β πΆ π·ππ£π€ = π·ππ£π‘ β π·ππ£π
πΉ(πΎβ1;πβπ) = ππππππππ€
= π·ππ£ππβ1π·ππ£π€πβπ
Psicometria II β Formulario
Psicometria II β Formulario
Psicometria II β Formulario
Psicometria II β Formulario
Psicometria II β Formulario
Psicometria II β Formulario
Psicometria II β Formulario
Tavola 5 β Distribuzione di probabilitΓ della V.C. binomiale per diversi n, x, p
Psicometria II β Formulario
Psicometria II β Formulario