If the SSR X2 X1 to denote the extra sum of squares for adding X2 to a regression model alreday having X1 as the only predictor, which of the following statement is true? A. SSR(X3|X1,X2) = SSE (X1,X2) – SSE (X1,X2,X3)
B. SSR(X3|X1,X2) = SSR (X1,X2) – SSR(X1,X2,X3)
C. SSR(X3|X1,X2) = SSE (X3) – SSR (X1,X2)
D. SSR(X3|X1,X2) = SSR (X2|X3)

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.

Aright triangle has an area of 21 m2. the dimensions of the triangle are increased by a scale factor of 4. what is the area of the new triangle