A Reading Readiness Test Is Administered to 8 Matched Pairs

question 107

Multiple Choice

A reading readiness test is administered to 8 matched pairs of first graders.One child of each pair had 3 years of day care experience whereas the other child had none.The results of the test are shown in the following table.(Higher scores indicate greater readiness. ) Assume á=.05,nondirectional test.
The calculated t for this problem is _____.

• A).97
• B)2.65
• C).39
• D)1.88

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Definitions:

Locomotory Behavior

The movements and methods by which organisms move from one place to another, often in response to environmental stimuli.

Sprawling Gait

A mode of locomotion characterized by limbs that extend sideways from the body, commonly seen in reptiles and amphibians.

Hominin Evolution

The process of evolutionary change and diversification leading to the emergence of humans and their closest relatives, distinct from the lineage leading to modern apes.

Sahelanthropus

An extinct genus of hominids believed to be among the earliest on the human lineage, dating back approximately 7 million years ago, known from fossils found in Central Africa.