Q1 The covariance of A and B is

1.

0.0452

2.

0.0554

3.

0.0025

4.

0.0015

5.

0.0035

Q2 The standard deviation of A is _________

1.

6.8%

2.

7.8%

3.

8.8%

4.

5.8%

Q3 The standard deviation of B is ______ 1.

5.5%

2.

8.9%

3.

6.9%

4.

7.9%

Q4 The correlation of A and B is ________

1.

0.24

2.

0.36

3.

0.44

4.

0.16

5.

0.34

Manaba Pre-class test 2 Please calculate the covariance and correlation between A and B