The Fact That Some Cultures Are Continuing to Grow Taller

question 69

Multiple Choice

The fact that some cultures are continuing to grow taller and weigh more, whereas other cultures have stopped showing such change, suggests that

• A) there are limits on both height and weight.
• B) changes in growth trends are unpredictable.
• C) socioeconomic levels are the primary influence on growth.
• D) secular trends do not exist.

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Definitions:

One-Way Analysis

Often refers to one-way analysis of variance (ANOVA), a statistical method used to compare the means of three or more samples using variances.

Dependent Variable

A variable in an experiment that is expected to change as a result of manipulations made to the independent variable.

Manipulation Check

A test used to determine whether the manipulation of the independent variable has had the intended effect on the subjects.

Significant Results

Statistical outcomes that demonstrate a meaningful difference or relationship, indicating that findings are unlikely due to chance.