For Two Events $A$ And $B , P ( A ) = \frac { 3 } { 4 } , P ( B ) = \frac { 2 } { 3 }$

question 151

Multiple Choice

For two events, $A$ and $B , P ( A ) = \frac { 3 } { 4 } , P ( B ) = \frac { 2 } { 3 }$ , and $P ( B \mid A ) = \frac { 5 } { 6 }$ . Find $P ( A \cap B )$ .

• A) \(\frac { 5 } { 9 }\)
• B) \(\frac { 9 } { 10 }\)
• C) \(\frac { 1 } { 2 }\)
• D) \(\frac { 5 } { 8 }\)

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Definitions:

Standardized IQ

A measure of an individual's intelligence relative to a large, normative population, based on a standardized intelligence quotient (IQ) test.

Scores Increasing

A phenomenon or outcome where numeric values, such as test scores or performance metrics, show an upward trend over time.

Flynn Effect

The observed rise over time in standardized intelligence test scores, named after James R. Flynn.

Flynn Effect

The observed rise in average IQ scores over successive generations, attributed to environmental factors such as improved education and nutrition.