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ehtimal_7,8

Authored by Sevda Akbarova

Mathematics

University

Used 6+ times

ehtimal_7,8
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8 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

İkiölçülü təsadüfi kəmiyyətin paylanma funksiyası . . . . . düsturu ilə təyin

edilir.

F(x,y)=P(X<x,Y>y)F\left(x,y\right)=P\left(X<x,Y>y\right)

F(x,y)=P(X<x,Y<y)F\left(x,y\right)=P\left(X<x,Y<y\right)

F(x,y)=P(X>x,Y>y)F\left(x,y\right)=P\left(X>x,Y>y\right)

F(x,y)=P(X>x,Y>y)F\left(x,y\right)=P\left(X>x,Y>y\right)

2.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

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3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

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0,28

0,42

0,12

0,18

4.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

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5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

İkiölçülü təsadüfi kəmiyyətin paylanma funksiyası . . . . . alır.

mənfi sonsuzluqla müsbət sonsuzluq arasında qiymətlər

mənfi olmayan ixtiyari qiyməti

sıfır və ya vahid qiymətini

sıfırla vahid arasında qiymətlər

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Aşağıdakı düsturlardan hansı ikiölçülü təsadüfi kəmiyyətin paylanma və sıxlıq funksiyaları arasındakı əlaqəni ifadə edir.

f(x,y)=2F(x,y)xxf\left(x,y\right)=\frac{\partial^2F\left(x,y\right)}{\partial x\partial x}

f(x,y)=2F(x,y)xf\left(x,y\right)=\frac{\partial^2F\left(x,y\right)}{\partial x}

f(x,y)=2F(x,y)xyf\left(x,y\right)=\frac{\partial^2F\left(x,y\right)}{\partial x\partial y}

f(x,y)=2F(x,y)x2f\left(x,y\right)=\frac{\partial^2F\left(x,y\right)}{\partial x^2}

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

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[F(x2,y2)F(x2,y1)][F(x2,y1)F(x1,y1)]\left[F\left(x_2,y_2\right)-F\left(x_2,y_1\right)\right]-\left[F\left(x_2,y_1\right)-F\left(x_1,y_1\right)\right]

[F(x2,y2)F(x1,y2)][F(x2,y1)F(x1,y1)]\left[F\left(x_2,y_2\right)-F\left(x_1,y_2\right)\right]-\left[F\left(x_2,y_1\right)-F\left(x_1,y_1\right)\right]

[F(x1,y1)F(x2,y2)][F(x2,y1)F(x1,y1)]\left[F\left(x_1,y_1\right)-F\left(x_2,y_2\right)\right]-\left[F\left(x_2,y_1\right)-F\left(x_1,y_1\right)\right]

[F(x2,y2)F(x1,y1)][F(x,y2)F(x1,y1)]\left[F\left(x_2,y_2\right)-F\left(x_1,y_1\right)\right]-\left[F\left(x_{ },y_2\right)-F\left(x_1,y_1\right)\right]

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