Question: USe R:: Suppose that the following is a data matrix: 2 5 X = 1 6 3 0 3 Question 7 SR Find the sample

USe R::

Suppose that the following is a data matrix: 2 5 X = 1 6 3 0 3 Question 7 SR Find the sample unbiased covariance matrix S using R. Submit S[3,1] to 4 decimal places below! 0.3333 Question 8 SR There are three deviance vectors associated with this data set. Find the angles (in Radians) between all three. Hint: There is a nice geometrical result you can use and a nice R function: apply() Submit the angle between dj and dy to 4 decimal places below

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