What Is the Approximate Rate of Occurrence of Males Who

question 25

Multiple Choice

What is the approximate rate of occurrence of males who have an extra Y chromosome, resulting in the configuration XYY?

• A) Zero, because this disorder affects females only
• B) One in 50 to 70
• C) One in 700 to 1,000
• D) One in 3

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Definitions:

Proportion

A statistical measure that denotes the fraction or percentage of the total that exhibits a particular trait or characteristic.

Sampling Plans

Detailed strategies that outline the selection and evaluation of a group of individuals from a statistical population to estimate characteristics of the whole population.

Random Selection

A process of choosing a sample from a population such that every individual has an equal chance of being selected.

Stratified Random Sample

A sampling method where the population is divided into subgroups (strata) that share similar characteristics, and random samples are then taken from each subgroup to ensure representation across the population's diversity.