Other sets by this creator
Dr. Zhivago Diagnostics Corp.’s income statement for 20X1 is as follows. Assume that in 20X2, sales increase by 10 percent and cost of goods sold increases by 20 percent. The firm is able to keep all other expenses the same. Assume a tax rate of 30 percent on income before taxes. What is income after taxes and the profit margin for 20X2?
|Cost of goods sold||1,790,000|
|Selling and administrative expense||302,000|
|Income before taxes||$ 643,200|
|Income after taxes||$ 450,240|
Two drugs, A and B, were tested on a total of 2000 patients, half of whom were women and half of whom were men. Drug A was given to 900 patients, and Drug B to 1100 patients. The results are presented in the table below.
Drug A Drug B Women 5 of 100 cured 101 of 900 cured Men 400 of 800 cured 196 of 200 cured
a. Give numerical evidence to support the claim that Drug B is more effective than Drug A. b. Give numerical evidence to support the claim that Drug A is more effective than Drug B. c. Which claim do you think makes more sense? Why?
In 2007, unemployment rates in the 50 U.S. states were reported as follows. These data are also provided in the file XR02058.
AL AK AZ AR CA CO CT DE FL GA HI ID IL IN IA KS KY Percent 4.06.23.95.18.104.22.168.22.214.171.124.05.14.63.74.15.4 LA ME MD MA MI MN MS MO MT NE NV NH NJ NM NY NC ND Percent 126.96.36.199.188.8.131.52.03.63.14.63.184.108.40.206.53.2 OH OK OR PA RI SC SD TN TX UT VT VA WA WV WI WY Percent 220.127.116.11.18.104.22.168.64.32.64.03.14.64.65.02.9
d. Based on the frequency distribution obtained in part (b), draw a histogram and a relative frequency polygon to describe the data.