Why is the statistical validity of a multiple regression design more complicated to interrogate than a bivariate design?

a. it is harder to detect outliers.
b. statistical significance of associations cannot be determined.
c. these designs require more participants.
d. betas and rs share no similarities.

You decide that structural changes must be made at holden evans immediately to deal with the additional product lines. equipment and employees will have to be moved around to optimize production of all of the products in house. this shouldn't be too difficult because many of the vitamins and supplements are produced using similar processes. you have several options available to facilitate this process. which of the following methods do you think is the best choice? select an option from the choices below and click submit. because the changes may result in the loss of several key employees, you hire outside consultants who specialize in hr law. this way any employee terminations will not result in lawsuits. you select an outside consulting firm that your company has never worked with before, but it has a reputation for using new technology in product lines that are similar to yours. you select several trusted managers to facilitate the transition of operations from overseas. these individuals can gather information and also smooth any rough spots that may occur.

Catherine de bourgh has one child, anne, who is 18 years old at the end of the year. anne lived at home for seven months during the year before leaving home to attend state university for the rest of the year. during the year, anne earned $6,000 while working part time. catherine provided 80 percent of anne's support and anne provided the rest. which of the following statements regarding whether anne is catherine's qualifying child for the current year is correct? a.anne is a qualifying child of catherine.b.anne is not a qualifying child of catherine because she fails the gross income test.c.anne is not a qualifying child of catherine because she fails the residence test.d.anne is not a qualifying child of catherine because she fails the support test.

Mikkelson corporation's stock had a required return of 12.50% last year, when the risk-free rate was 3% and the market risk premium was 4.75%. then an increase in investor risk aversion caused the market risk premium to rise by 2%. the risk-free rate and the firm's beta remain unchanged. what is the company's new required rate of return? (hint: first calculate the beta, then find the required return.) do not round your intermediate calculations.