Convert the matrix of observations to mean-deviation form, and construct the sample covariance matrix. [10 13 1 4] 3063 [18 6 6 6 30 -3 -15-12] -3 18-12-3 -15 -12 18 9 -12 -3 2 [-30 12-12] S= 12 -6 0 -12 0 -36] 90 -36 36 S = -36 18 0 36 0 108 30 -12 12] 60 0 36 Select one: О А. O B. O C. O D. S= S = -12 12 69

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Convert the matrix of observations to mean-deviation form, and construct the sample covariance matrix.
[10 13 1 4]
3 063
18 6 6 6
Select one:
O A.
30 -3 -15 -12]
-3 18 -12 -3
-15 -12 18
-12 -3 9
O B.
-30 12 -12
12 -6 0
-12 0-36]
90 -36 36
S = -36 18 0
36 0 108
30 -12 12
60
0 36]
C.
O D.
S=
S=
S=-12
12
392
Transcribed Image Text:Convert the matrix of observations to mean-deviation form, and construct the sample covariance matrix. [10 13 1 4] 3 063 18 6 6 6 Select one: O A. 30 -3 -15 -12] -3 18 -12 -3 -15 -12 18 -12 -3 9 O B. -30 12 -12 12 -6 0 -12 0-36] 90 -36 36 S = -36 18 0 36 0 108 30 -12 12 60 0 36] C. O D. S= S= S=-12 12 392
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