In exercise 7 a sales manager collected the following data on x=annual sales and y=years of experience. the estimated regression equation for these data is y= 80 + 4x. salesperson years of experience annual sales($1000s)1 1 802 3 973 4 924 4 1025 6 1036 8 1117 10 1198 10 1239 11 11710 13 1361) compute sst, ssr, sse2) compute the coefficient of determination r(squared) . comment on the goodness of fit.3) what is the value of the sample correlation coefficient?

while setting up his new office, an attorney ordered thick, frieze carpets for the floor. however, the building inspector had him remove the expensive carpeting. the building inspector stated that according to federal regulations, the office must be wheelchair accessible as it is a public area. he further explained that since wheelchairs do not maneuver well in thick, frieze carpeting, the carpets had to be removed and be replaced with smooth-textured carpets that do not restrict wheelchair maneuverability. this scenario illustrates how a company is influenced by the component of its specific environment.

Use the information below to answer the following question. the boxwood company sells blankets for $60 each. the following was taken from the inventory records during may. the company had no beginning inventory on may 1. date blankets units cost may 3 purchase 5 $20 10 sale 3 17 purchase 10 $24 20 sale 6 23 sale 3 30 purchase 10 $30 assuming that the company uses the perpetual inventory system, determine the gross profit for the month of may using the lifo cost method.

Three pounds of material a are required for each unit produced. the company has a policy of maintaining a stock of material a on hand at the end of each quarter equal to 30% of the next quarter's production needs for material a. a total of 35,000 pounds of material a are on hand to start the year. budgeted purchases of material a for the second quarter would be: