Question: QUESTION 11 Which one is a valid covariance matrix 0.1 0.3 0.1 0.3 0.2 -0.2 -0.1 -0.2 0.3 0.1 0.3 0.1 0.3 -0.2 -0.2 0.1

QUESTION 11 Which one is a valid covariance matrix 0.1 0.3 0.1 0.3 0.2 -0.2 -0.1 -0.2 0.3 0.1 0.3 0.1 0.3 -0.2 -0.2 0.1 -0.2 0.3 0.1 0 0 OO 0.20 0 0 0.3 0.1 0.3 0.1 0 0.2 -0.2 0 0 0.3

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