23. The numbers of tourists (in thousands) visiting Table Mountain in Cape Town per quarter, for three consecutive years from 2036 to 2038 are presented in Figure 2 below: QUARTERS [X] 1 2 3 4 5 6 Figure 2 7 8 9 10 11 12 Ex=78 SALES [Y] 195 216 232 300 158 228 183 298 180 198 200 307 Σy = A X² Σx2 = B Y² Ey2 = C XY xy = D

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.4: Applications
Problem 2EQ: 2. Suppose that in Example 2.27, 400 units of food A, 500 units of B, and 600 units of C are placed...
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If the general linear regression model is given by the equation: y = a + b?; considering the information
obtained in Figure 2 above, compute the value of a.

23. The numbers of tourists (in thousands) visiting Table Mountain in Cape Town per quarter, for three
consecutive years from 2036 to 2038 are presented in Figure 2 below:
QUARTERS [X]
1
2
3
4
5
6
Figure 2
7
8
9
10
11
12
Ex=78
SALES [Y]
195
216
232
300
158
228
183
298
180
198
200
307
Σy = A
X²
Σx2 = B
Y²
Ey2 = C
XY
Σxy =
= D
Transcribed Image Text:23. The numbers of tourists (in thousands) visiting Table Mountain in Cape Town per quarter, for three consecutive years from 2036 to 2038 are presented in Figure 2 below: QUARTERS [X] 1 2 3 4 5 6 Figure 2 7 8 9 10 11 12 Ex=78 SALES [Y] 195 216 232 300 158 228 183 298 180 198 200 307 Σy = A X² Σx2 = B Y² Ey2 = C XY Σxy = = D
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