The Accompanying Table Describes the Probability Distribution for the Number

question 37

Multiple Choice

The accompanying table describes the probability distribution for the number of adults in a certain town (among 4 randomly selected adults) who have a degree from a post-secondary institute.Find the standard deviation for the probability distribution. $$\begin{array} { c | c } \mathrm { x } & \mathrm { P } ( \mathrm { x } ) \\\hline 0 & 0.0256 \\\hline 1 & 0.1536 \\\hline 2 & 0.3456 \\\hline 3 & 0.3456 \\\hline 4 & 0.1296\end{array}$$

• A)0.96
• B)1.12
• C)0.99
• D)2.59
• E)0.98

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Definitions:

Economic Inequality

The unequal distribution of wealth, income, or resources within a society, often leading to social and economic disparities.

Dorr War

A short-lived armed insurrection in Rhode Island in the 1840s, advocating for broader voting rights and reform of the state’s electoral system.

Voting Laws

Regulations and statutes that determine who is eligible to vote, how and when voting occurs, and what mechanisms are used to cast and count votes.

Rhode Island

The smallest U.S. state by area, located in the New England region, known for its sandy shores and maritime history.