The National Average for an Eighth-Grade Reading Comprehension Test Is

question 57

Multiple Choice

The national average for an eighth-grade reading comprehension test is 73. A school district claims that its eighth-graders outperform the national average. In testing the school district's claim, how does one define the population parameter of interest?

• A) The mean score on the eighth-grade reading comprehension test
• B) The number of eighth graders who took the reading comprehension test
• C) The standard deviation of the score on the eighth-grade reading comprehension test
• D) The proportion of eighth graders who scored above 73 on the reading comprehension test

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Definitions:

Cross-cultural

Relating to, involving, or comparing two or more different cultures or cultural areas.

Perceptual Abilities

The capacity to interpret or give meaning to different types of sensory information, such as visual or auditory inputs.

Body Maturation

The physical and hormonal process of growth and development that leads to the attainment of sexual maturity and adult stature.

Multidirectional

Describes development or change that can proceed in multiple directions, indicating variability and non-linearity in processes or growth.