According to Investment Digest, the arithmetic mean of the anual return for common stocks over an 85-year period was 9.5%, but the value of the variance was not mentioned. We do know that 20% of the annual returns were below 8%. Assume that this distribution is nomal. 70% of the annual returns will be higher than what value?

Collective bargaining provides for a representative of employees to negotiate with a representative of management over labor issues including wages.true or false?

Companies in the u.s. car rental market vary greatly in terms of the size of the fleet, the number of locations, and annual revenue. in 2011 hertz had 320,000 cars in service and annual revenue of approximately $4.2 billion. the following data show the number of cars in service (1000s) and the annual revenue ($ millions) for six smaller car rental companies (auto rental news website, august 7, 2012). excel file: data14-09.xls if required, enter negative values as negative numbers. a. select a scatter diagram with the number of cars in service as the independent variable. b. what does the scatter diagram developed in part (a) indicate about the relationship between the two variables? c. use the least squares method to develop the estimated regression equation (to 3 decimals). ŷ = + x d. for every additional car placed in service, estimate how much annual revenue will change. by $ e. fox rent a car has 11,000 cars in service. use the estimated regression equation developed in part (c) to predict annual revenue for fox rent a car. round your answer to nearest whole value. $ million hide feedback partially correct

What do you recommend adam do to increase production in a business setting that does not seem to value high productivity?