SST SSR Calculation

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bs350_unit_4_assignment_data.xlsx

Hospital Data

Y: Total Expenses (millions) X: Admissions (thousands) (X-X)² (X-X) (Y-Y)
57 77 (77-77)²= 0 (77-77)(57-53) = 0
127 160 (160-77)²= 6889 (160-77)(127-53)= 6142
157 230 (230-77)²= 23409 (230-77)(157-53) = 15912
24 43 (43-77)²= 1156 (43-77)(24-53)= 986
14 9 (9-77)²= 4624 (9-77)(14-53)= 2652
93 155 (155-77)²= 6084 (155-77)(93-53) = 3120
45 53 (53-77)²= 576 (53-77)(45-53) = 192
6 6 (6-77)²= 5041 (6-77)(6-53) = 3337
99 159 (159-77)²= 6724 (159-77)(99-53) = 3772
12 18 (18-77)²= 3481 (18-77)(12-53) = 2419
11 16 (16-77)²= 3721 (16-77)(11-53) = 2562
15 29 (29-77)²= 2304 (29-77)(15-53) = 1824
21 28 (28-77)²= 2401 (28-77)(21-53) = 1519
63 98 (98-77)²= 441 (98-77)(63-53)= 210
ΣY = 53 ΣX = 77 Σ(X-X)²= 4775.0714285714 Σ(X-X)(Y-Y)= 3189.0714285714
b₁ = 0.67
b₀ = 1.41
Ῠ= 1.41+.67X

Housing Data

Y X1 X2
Selling Price ($) Square Feet Age (Years)
64000 1670 30
59000 1339 25
61500 1712 30
79000 1840 40
87500 2300 18
92500 2234 30
95000 2311 19
113000 2377 7