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STATISTIKA > 6 Stjudentas > Flashcards

6 Stjudentas Flashcards

1
Q

Prieš naudojant stjudento t kriterijų 2 nepriklausomoms kiekybinėms imtims naudojamas

A

Livyno kriterijus

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2
Q

Livyno kriterijaus tikslas

A

Ptikrinti hipotezę, ar lyginamosiose
populiacijose 𝑋1
ir 𝑋2 dispersijos lygios

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3
Q

Kriterijaus statistika žymima

A

t – atsitiktinis dydis, pasiskirstęs pagal Stjudento t skirstinį

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4
Q

Standartinis nuokrypis žymimas

A

s

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5
Q

Stjudento t kriterijaus tikslas

A

Patikrinti hipotezę, ar lyginamosiose populiacijose X1 ir X2 vidurkiai lygūs

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STATISTIKA (8 decks)

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