The controller of Joyce Hospital relies on regression analysis to estimate medical supply costs, and uses the number of procedures as the cost driver. The estimated Intercept is 30,000 and the reported R-squared for the regression is .80. There were 400 procedures administered in January, and total medical supply costs for January amounted to $90,000. What is the estimated variable cost per procedure?

According to the law of demand, there is an inverse relationship between price and quantity demanded. that is, the demand curve for goods and services slopes downward. why?

Harry is 25 years old with a 1.55 rating factor for his auto insurance. if his annual base premium is $1,012, what is his total premium? $1,568.60 $2,530 $1,582.55 $1,842.25

Stock a has a beta of 1.2 and a standard deviation of 20%. stock b has a beta of 0.8 and a standard deviation of 25%. portfolio p has $200,000 consisting of $100,000 invested in stock a and $100,000 in stock b. which of the following statements is correct? (assume that the stocks are in equilibrium.) (a) stock b has a higher required rate of return than stock a. (b) portfolio p has a standard deviation of 22.5%. (c) portfolio p has a beta equal to 1.0. (d) more information is needed to determine the portfolio's beta. (e) stock a's returns are less highly correlated with the returns on most other stocks than are b's returns.