Questions 11–13 of 13. Imported answers require independent review unless marked reviewed.

Topic practice 13 questionsPage 2 of 2

Question 62

Open question
DANAT2 marksNeeds review
For a given data set

, where

, it is known that

Let us denote

The value of

is ________ . (Answer in integer)

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Question 63

Open question
DANAT2 marksNeeds review
Let

be a random variable that follows

distribution. The conditional distribution of the random variable

given

is the

distribution.
The value of

is ________ . (Answer in integer)

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Question 64

Open question
DANAT2 marksNeeds review
Let

be a matrix such that each of its elements follows

distribution independently.
The probability that the row-sum of the second row and the column-sum of the third column are both equal to 3 is ________ . (Rounded off to two decimal places)

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