Find the Specified Probability A) $0.55$ B) $0.45$ C) $0.15$ D) $0.05$

question 81

Multiple Choice

Find the specified probability.
-There are only 8 chairs in our whole house. Whenever there is a party some people have no where to sit. The number of people at our parties (call it the random variable X) changes with each party.
Past records show that the probability distribution of X is as shown in the following table. Find the
Probability that everyone will have a place to sit at our next party. $\begin{array}{cccccccc}\mathrm{X} & 5 & 6 & 7 & 8 & 9 & 10 & >10 \\\hline \mathrm{P}(\mathrm{X}=\mathrm{x}) & 0.05 & 0.05 & 0.20 & 0.15 & 0.15 & 0.10 & 0.30\end{array}$

• A)\(0.55\)
• B) \(0.45\)
• C) \(0.15\)
• D) \(0.05\)

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Definitions:

Physiological Needs

Fundamental physical requirements for human survival, such as food, water, and shelter, which must be met before higher-level needs.

Maslow

Refers to Abraham Maslow, a psychologist best known for creating Maslow's hierarchy of needs, a theory of psychological health predicated on fulfilling innate human needs in priority.

Safety Needs

The second tier in Maslow's hierarchy of needs, encompassing physical safety and security requirements for survival.

Longitudinal Study

A research design that involves repeated observations of the same variables (e.g., people) over short or long periods of time.