patient blood sugar cholesterol
1 130 170
2 138 160
3 142 173
4 159 181
5 165 201
6 200 192
7 210 240
8 250 290
The above shows data the connection between blood sugar levels and cholesterol levels for 8 different patients:
For the data given in the precding table Ex=1394, Ey= 1607, Exy=291,990, 255,214, and Ey^2=336,155
A. find the equation of the least square line, Y=mx+b
B. Predict the cholesterol level for a person whose bloods sugar is 190.
C. Find r
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