Determine Whether the Equation for the Graph Has the Form $$y = A \sin B x$$

question 19

Multiple Choice

Determine whether the equation for the graph has the form $$y = A \sin B x$$ or $$y = A \cos B x$$ ( with $$B > 0$$ ) and then find the values of $$A$$ and $${ B }$$ .

• A) \[y = 5 \sin 6 x\]
• B) \[y = 5 \sin \frac { x } { 6 }\]
• C) \[y = - \frac { 1 } { 5 } \cos \frac { x } { 6 }\]
• D) \[y = 5 \cos \frac { x } { 6 }\]
• E) \[y = - 5 \cos 6 x\]

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Definitions:

Test Validation

The process of ensuring that a test is reliable and accurately measures what it is designed to assess.

Predictive Validity

Predictive validity refers to the extent to which a score on a scale or test predicts future performance on a related outcome.

Content Validity

The extent to which a test or measurement accurately represents the entire range of possible items or situations it is supposed to measure.

Halo Effect

A cognitive bias where an observer's overall impression of a person, company, brand, or product influences their feelings and thoughts about that entity's character or properties.