Convert to Rectangular Form $$r \sin \left( \theta + \frac { \pi } { 4 } \right) = 4$$

question 22

Multiple Choice

Convert to rectangular form. $$r \sin \left( \theta + \frac { \pi } { 4 } \right) = 4$$

• A) \(y = - x + 8 \sqrt { 2 }\)
• B) \(y = - x + 4 \sqrt { 2 }\)
• C) \(y = - x \sqrt { 2 } + 4 \sqrt { 2 }\)
• D) \(y = x + 4 \sqrt { 2 }\)
• E) \(y = 4 - \frac { \sqrt { 2 } } { 2 }\)

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Definitions:

Effect Size

A quantitative measure of the magnitude of the experimental effect from a research study.

Cohen

Refers often to Cohen's statistical measures such as Cohen's kappa, Cohen's d, indicating effect size or agreement between raters in various contexts.

Variance

A measure of how much values in a dataset differ from the mean of the dataset.

R Value

A statistic that represents the magnitude and direction of a correlation between two variables, often used in linear regression analysis.