X = 2 + 0.7 Y F = (ESS/df) / (RSS/df) N = 4 RSS (df) = 4 – 2 = 2 ESS (df) = 2-1 = 1 R2 = ESS/TSS 
 ESS = (bxy)2  = 0.7*0.7*20 = 9.8 TSS =  = 30 R2 = ESS/TSS = 9.8/30 = 0.33 F = (0.33/1) / (0.67/2) = 0.98
Statements: P ≥ Q > R, U ≤ T ≤ S = R, X ≤ W ≤ V = U
Conclusion:
I. R ≥ W
II. W = U
Out of Four friends, A, B, C and P who is the youngest?
I. A is older than only P
II. B is younger than only C but elder to A.
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INTEGRAL
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