A Biopsychologist Is Interested in Studying the Effects of Marijuana

question 90

Multiple Choice

A biopsychologist is interested in studying the effects of marijuana on cognitive skills by studying a group of 7 rats.He puts each rat in a maze and measures the time it takes the rat (in minutes) to find the cheese at the end of the maze.He then puts a mask on the rat and has it inhale marijuana smoke for 5 seconds.He then puts the rat back in the maze,and records its time to reach the cheese.Twenty minutes later he puts the rat back in the maze to test for lasting effects of the drug.The tables below summarize the data and part of the data analysis:

Based on the F ratio you just computed and the appropriate critical value (3.88) ,your decision would be to _______,suggesting that ______ a statistically significant effect of marijuana on the time it takes rats to complete the maze.

---

Definitions:

Marginal Cost Function

A mathematical representation that shows the change in total cost associated with producing one additional unit of output.

Total Revenue

The entire amount of money generated from sales of goods or services before any expenses are deducted.

CVP Model

The Cost-Volume-Profit model, a financial analysis tool used to determine the effects of varying levels of cost and volume on a company's profits.

Total Revenue Function

A mathematical formula that represents the total income of a company from its sales of goods or services, typically as a function of price and quantity.