Question

randomization refers to the practice of using chance methods (random number tables, flipping a coin, etc.) to assign subjects to treatments. true false question 19 1 pts ch 9 a researcher studying the effect of price cuts on consumers expectations makes up two different histories of the store price of a hypothetical brand of laundry detergent for the past year. eight students in a class view one or the other price history on a computer. some students see a steady price, whereas others see regular sales that temporarily cut the price. students are asked the price they would expect to pay. the experimental units are all business students at the college. the business students who were in the fluctuating price group. the eight business students who participated. the price they would expect to pay.

Explanation:

First Question (Randomization Definition)

Randomization in experiments uses chance (like random number tables, coin flips) to assign subjects to treatments. The given definition matches this, so it's True.

Experimental units are the entities on which the experiment is performed. Here, the experiment is done on eight students who participated (they view price histories and report expected prices). "All business students" is a population, "fluctuating price group" is a subgroup, and "expected price" is the response variable, not the unit.

Answer:

True

Question 19 (Experimental Units)