In an Experiment Designed to Test the Effect of Temperature

question 30

Multiple Choice

In an experiment designed to test the effect of temperature on goldfish respiration,the temperatures that were changed represent what type of variable?

• A) control
• B) responding
• C) experimental
• D) correlative
• E) placebo

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Definitions:

F Distribution

A continuous probability distribution that arises frequently as the null distribution of a test statistic, especially in the analysis of variance (ANOVA).

Numerator

The top number in a fraction, representing the part of the whole or the dividend in division.

Chi-square Distribution

A statistical distribution that describes the distribution of the sum of the squares of a set of variables, often used in hypothesis testing.

Random Variable

A variable that can take on numerical values based on the outcomes of a random event.