-In the Above Figure, Which Curve Shows a Positive Relationship

question 238

Multiple Choice

-In the above figure, which curve shows a positive relationship between x and y?

• A) only curve A
• B) only curve B
• C) only curve C
• D) All the curves show a positive relationship.

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Definitions:

Statistical Probability

The likelihood of an event occurring based on a mathematical model, often expressed as a number between 0 and 1.

T-test

A statistical test used to compare the means of two groups to determine if they come from the same population.

Alpha

A predetermined threshold in hypothesis testing that defines the probability of making a Type I Error, usually set at 0.05, indicating a 5% risk of false positive.