A Researcher Is Using a Random Number Table to Pick $5 / 7$

question 61

Multiple Choice

A researcher is using a random number table to pick between two groups labelled X and Y. X is to be chosen with a probability of $5 / 7$ and Y with a probability of 2/7. The researcher assigns the digits {1, 2, 3,
4, 5} to X and the digits $\{ 6,7 \}$ to Y. The researcher uses this section of a random number table: $8859166090$ What are the first and second choices?

• A) The first choice is X and the second choice is X
• B) The first choice is X and the second choice is Y
• C) The first choice is Y and the second choice is X
• D) The first choice is Y and the second choice is Y

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Definitions:

Roman Civil Law

The law of the Roman Empire, from which the common law drew its concepts of property and possessions.

Feudal System

A social and economic system prevalent in medieval Europe, characterized by the hierarchy of lords who held land in exchange for service and loyalty from vassals.

Local Nobles

Local nobles are distinguished individuals or families of high social rank, typically holding hereditary titles or positions, within a specific locality or region.

Roman Civil Law

A legal system originating from Ancient Rome, featuring codified laws and emphasizing legal principles over judicial decisions, foundational to many modern legal systems.