A Researcher Investigates Whether There Is a Relationship Between Gender

question 32

Multiple Choice

A researcher investigates whether there is a relationship between gender and color discrimination by randomly selecting 50 males and 50 females and asking them to discriminate between colors.The variable measuring accuracy in color discrimination is a

• A)true independent variable.
• B)quasi-independent variable.
• C)dependent variable.
• D)nominal scale.

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Definitions:

Carbon Pile

A type of variable resistor made from layers of carbon discs, used for controlling electrical currents.

CCA Rating

Cold Cranking Amps rating, indicating the ability of a battery to start an engine in cold temperatures, typically at 0°F.

Deep-cycling

A process of discharging a battery completely before recharging it, typically to increase its lifespan.

Rapid Charge

A method of quickly charging a battery to its capacity, often used in electric vehicles and mobile devices to decrease downtime.