The arm span and foot length were both measured (in centimeters) for each of 20 students in a biology class. The computer output displays the regression analysis.
Predictor
Constant
Arm span
Coef SE Coef
-7.611 2.567
0.186 0.035
t-ratio
2.965
5.377
р
0.046
0.000
S = 1.61
= 64.9%
R-Sq (Adj)
R-Sq = 63.08
Which of the following is the coefficient of determination?
O 0.63
O 0.65
O 0.79
O 0.81

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.