Question: 1. Calculate the 2 value for the contingency table below. B1 B2 A1 4 9 A2 6 2 Round your answer to two decimal places.

1. Calculate the 2 value for the contingency table below.


B1 B2

A1 4 9

A2 6 2

Round your answer to two decimal places.


2. Find the correlation coefficient between the two attributes with values:


(3, 1), (-4, -1), (4, 0)


Round your answer to two decimal places.


3. Find the covariance between the two attributes with values:


(3, 1), (-3, -1), (3, 0)


Round your answer to two decimal places.

B1. B2.
A1. 4 9
A2. 6 2
(table for question 1)

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