Johnson is hired by a company to see if a new product, topocal, will cause hair to grow on the heads of bald men. he recruits one thousand bald men, and randomly divides them into two groups: five hundred (group a. rub topocal on their scalps each day; the other five hundred (group b. rub a standard skin lotion on their scalps each day. after two months, johnson checks to see what the results have been. he finds that there has been hair growth in 7 percent of group a and in 2 percent of group b. 
what is the sample?

Thirty years ago daniel bought a plot of land for $50,000 when the cpi was 50. now the cpi is 180 and he sold the land for $180,000. what issue might inflation cause for daniel?

Evan company reports net income of $232,000 each year and declares an annual cash dividend of $100,000. the company holds net assets of $2,130,000 on january 1, 2017. on that date, shalina purchases 40 percent of evan's outstanding common stock for $1,066,000, which gives it the ability to significantly influence evan. at the purchase date, the excess of shalina’s cost over its proportionate share of evan’s book value was assigned to goodwill. on december 31, 2019, what is the investment in evan company balance (equity method) in shalina’s financial records?

You want to have $80,000 in your savings account 11 years from now, and you’re prepared to make equal annual deposits into the account at the end of each year. if the account pays 6.30 percent interest, what amount must you deposit each year? (do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)