A security firm wants to renew the uniforms used by his personnel. It starts by collecting data on their height and weight. The following data was collected from the 19 employees Height (cm) Weight (kg) 168 72 175 88 167 84 171 87 161 67 164 55 177 82 170 60 167 60 184 77 183 98 163 53 186 77 165 64 173 89 161 65 179 77 169 64 174 87 a). Construct an equation to relate these variables, using the least-squares method to determine the regression coefficients, b0 and b1. b). Interpret the meaning of b0 and b1 in this problem. c) determine the coefficient of determination, r2 and interpret its meaning.
A security firm wants to renew the uniforms used by his personnel. It starts by collecting data on their height and weight. The following data was collected from the 19 employees Height (cm) Weight (kg) 168 72 175 88 167 84 171 87 161 67 164 55 177 82 170 60 167 60 184 77 183 98 163 53 186 77 165 64 173 89 161 65 179 77 169 64 174 87 a). Construct an equation to relate these variables, using the least-squares method to determine the regression coefficients, b0 and b1. b). Interpret the meaning of b0 and b1 in this problem. c) determine the coefficient of determination, r2 and interpret its meaning.
Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter29: Tolerance, Clearance, And Interference
Section: Chapter Questions
Problem 16A: Spacers are manufactured to the mean dimension and tolerance shown in Figure 29-12. An inspector...
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A security firm wants to renew the uniforms used by his personnel. It starts by collecting data on their height and weight. The following data was collected from the 19 employees
Height (cm) | Weight (kg) |
168 | 72 |
175 | 88 |
167 | 84 |
171 | 87 |
161 | 67 |
164 | 55 |
177 | 82 |
170 | 60 |
167 | 60 |
184 | 77 |
183 | 98 |
163 | 53 |
186 | 77 |
165 | 64 |
173 | 89 |
161 | 65 |
179 | 77 |
169 | 64 |
174 | 87 |
a). Construct an equation to relate these variables, using the least-squares method to determine the regression coefficients, b0 and b1.
b). Interpret the meaning of b0 and b1 in this problem.
c) determine the coefficient of determination, r2 and interpret its meaning.
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