What is a representative sample? A A sample where every source of bias is removed.
B A sample where multiple biases are represented.
C A sample comprised of only politicians.
D A sample that represents most of the population.

Afirm’s production function is represented by q(m,r) = 4m 3/4r1/3, where q denotes output, m raw materials, and r robots. the firm is currently using 6 units of raw materials and 12 robots. according to the mrts, in order to maintain its output level the firm would need to give up 2 robots if it adds 9 units of raw materials. (a) true (b) false

Three years ago, stock tek purchased some five-year macrs property for $82,600. today, it is selling this property for $31,500. how much tax will the company owe on this sale if the tax rate is 34 percent? the macrs allowance percentages are as follows, commencing with year 1: 20.00, 32.00, 19.20, 11.52, 11.52, and 5.76 percent.

With only a part-time job and the need for a professional wardrobe, rachel quickly maxed out her credit card the summer after graduation. with her first full-time paycheck in august, she vowed to pay $270 each month toward paying down her $8 comma 368 outstanding balance and not to use the card. the card has an annual interest rate of 18 percent. how long will it take rachel to pay for her wardrobe? should she shop for a new card? why or why not?