Exhibit 7-5 Random Samples of Size 17 Are Taken from a Population

question 20

Multiple Choice

Exhibit 7-5
Random samples of size 17 are taken from a population that has 200 elements, a mean of 36, and a standard deviation of 8.
-Refer to Exhibit 7-5. Which of the following best describes the form of the sampling distribution of the sample mean for this situation?

• A)Approximately normal because the sample size is small relative to the population size.
• B)Approximately normal because of the central limit theorem.
• C)exactly normal
• D)None of the alternative answers is correct.

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Definitions:

Tertiary Circular Reactions

The stage in infant development, according to Piaget, characterized by the purposeful adaptation of established schemes to new situations.

Mental Representations

Internal cognitive symbols that stand in for objects, events, or concepts, allowing individuals to mentally simulate and think about those entities.

Object Permanence

The understanding that objects continue to exist even when they cannot be seen, heard, or otherwise sensed, a concept developed during infancy.

Cognitive Advancement

The development and improvement in mental processes such as thinking, problem-solving, and decision-making.