Under Which of the Following Conditions Can the Population Mean

question 67

Multiple Choice

Under which of the following conditions can the population mean be estimated without error employing a stratified sample?

• A) When the population is partitioned so that the number of elements in each stratum is proportional to size of the sample to be taken from each stratum.
• B) When the population is partitioned so that the elements in each stratum are equal.
• C) When the population is partitioned in such a way that the variances within strata are equal.
• D) When the population is partitioned so that the elements in each stratum are normally distributed.
• E) None of the above.

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Definitions:

Maturational School Age

The development phase of children typically aged 6-12 years, characterized by physical, cognitive, and emotional growth.

Self-Esteem Changes

Alterations in an individual's perception of their own worth, typically fluctuating due to external or internal factors.

Family Structure

The composition and organization of a family unit, including its members and their relationships to each other.

Maturational Factors

Elements affecting growth and development that are inherent to an individual, such as genetic influences and the natural aging process.