You Are Planning an Experiment to Determine the Effect of the Brand

question 6

Multiple Choice

You are planning an experiment to determine the effect of the brand of gasoline and the weight of a car on gas mileage measured in miles per gallon. You will use a single test car, adding weights so that its total weight is 3000, 3500, or 4000 pounds. The car will drive on a test track at each weight using each of Exxon, Sunoco, and Texaco gasoline.
In this study, gasoline brand is a(n)

• A) response variable.
• B) explanatory variable.
• C) lurking variable.
• D) quantitative variable.

Understand the use of relational operators in conditionals.

Demonstrate the ability to predict outputs of script commands.

Describe environment variables and their uses in operating systems.

Identify and understand the role of variables in scripting.

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Definitions:

Possible Outcomes

Various end results or consequences that may occur as a result of specific actions or decisions in a given scenario.

Directed Remembering

A task in which individuals are instructed to remember information in a controlled or specific manner.

Goal-driven

Activities or behaviors that are motivated by a specific, desired outcome, often requiring planning and decision-making to achieve.

Memory Searching

The process by which individuals try to retrieve specific information or memories from their long-term memory.