An Urn Contains 50 Black Balls and 20 Blue Balls

question 112

Multiple Choice

An urn contains 50 black balls and 20 blue balls.If you select 30 balls at random,what is the probability that exactly 20 of them will be black balls?

• A)0.2581
• B)0.3861
• C)0.6667
• D)0.1573
• E)0.4770

Understand the ethical considerations and the importance of peer review in scholarly publication.

Recognize the impact of selecting appropriate literature on research relevance and quality.

Assess the influence of journals through metrics like impact factors.

Understand the concept of political risk and its impact on international assets.

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Definitions:

Emotions

Complex psychological states that involve three distinct components: a subjective experience, a physiological response, and a behavioral or expressive response.

Affects

Refers to the experience of feeling or emotion.

Attitudes

A mental inclination that is demonstrated by assessing a specific entity with a certain level of preference or antipathy.

Positive Emotions

Feelings that are enjoyable or pleasurable, such as happiness, joy, or love.