Fit a simple linear regression model relating selling price of the house to the current taxes (x1). b. Test for significance of regression. c. What percent of the total variability in selling price is explained by this model? d. Find a 95% CI on β1. e. Find a 95% CI on the mean selling price of a house for which the current taxes are $750.

Afirm is producing at minimum average total cost with its current plant. draw the firm's long-run average cost curve. label it. draw a point on the lrac curve at which the firm cannot lower its average total cost. draw the firm's short-run average total cost curve that is consistent with the point you have drawn. label it.g

jackie's snacks sells fudge, caramels, and popcorn. it sold 12,000 units last year. popcorn outsold fudge by a margin of 2 to 1. sales of caramels were the same as sales of popcorn. fixed costs for jackie's snacks are $14,000. additional information follows: product unit sales prices unit variable cost fudge $5.00 $4.00 caramels $8.00 $5.00 popcorn $6.00 $4.50 the breakeven sales volume in units for jackie's snacks is

Which of the following statements is true about an atm card?