The commercial division of a real estate firm is conducting a regression analysis of the relationship between x, annual gross rents (in thousands of dollars), and y, selling price (in thousands of dollars) for apartment buildings. data were collected on several properties recently sold and the following computer output was obtained.

the regression equation is
y =20.0 + 7.28 x
predictor coef se coef t
constant 20.000 3.2213 6.21
x 7.280 1.3622 5.29
analysis of variance
source df ss
regression 1 41,587.2
residual error 7
total 8 51,984.6
a. how many apartment buildings were in the sample?

(01.02 mc) asap plzzzwhich of the following correctly simplifies the expression 3 to the power of 2 multiplied by 5 to the power of 0 whole over 4, the whole squared.? select one: a. 3 to the power of 2 multiplied by 1 whole over 4, the whole squared. = 3 to the power of 1 multiplied by 1 squared over 4 squared. = 1 over 6.b. 3 to the power of 2 multiplied by 0 whole over 4, the whole squared. = 3 to the power of 4 multiplied by 0 over 4 squared. = 0c. 3 to the power of 2 multiplied by 0 whole over 4, the whole squared. = 3 to the power of 1 multiplied by 0 over 4 squared. = 0d. 3 to the power of 2 multiplied by 1 whole over 4, the whole squared. = 3 to the power of 4 multiplied by 1 squared over 4 squared. = 81 over 16.

Aproblem on a geometry test asks students to sketch a regular polygon. which choice could be a solution for this problem?

Evaluate this piecewise function at x = 2 and x = 4f(x) =3x,x ≠ 4-2x,x = 4