Solve the Problem $\mathrm { P } ( \mathrm { x } , \mathrm { y } )$

question 133

Multiple Choice

Solve the problem.
-Find the average distance from a point $\mathrm { P } ( \mathrm { x } , \mathrm { y } )$ in the first quadrant of the disk $\mathrm { x } ^ { 2 } + \mathrm { y } ^ { 2 } \leq 81$ to the origin.

• A) 3
• B) \(\frac { 9 } { 2 }\)
• C) 6
• D) \(\frac { 9 } { 4 }\)

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Definitions:

Expected Rate Of Return

The anticipated amount of profit or loss an investment generates, based on historical or estimated performances.

Standard Deviation

A measure of the amount of variability or dispersion of a set of values; used in finance to represent the volatility of an investment.

Probability

The measure of the likelihood that an event will occur, expressed as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.