Considering the Given Value of T, Choose the Ordered Pair $$x = \sin t , y = \cos t ; t = \frac { 5 \pi } { 6 }$$

question 1

Multiple Choice

Considering the given value of t, choose the ordered pair that lies on the graph of the given pair of parametric equations.
- $$x = \sin t , y = \cos t ; t = \frac { 5 \pi } { 6 }$$

• A) \(\left( - \frac { \sqrt { 3 } } { 2 } , \frac { 1 } { 2 } \right)\)
• B) \(\left( - \frac { 1 } { 2 } , \frac { \sqrt { 3 } } { 2 } \right)\)
• C) \(\left( \frac { 1 } { 2 } , - \frac { \sqrt { 3 } } { 2 } \right)\)
• D) \(\left( \frac { \sqrt { 3 } } { 2 } , - \frac { 1 } { 2 } \right)\)

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An expression of the amount of random sampling error in a survey's results, indicating a range within which the true value likely falls.

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Another term for confidence level, indicating the statistical probability that a parameter lies within a specified range.

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