If a Researcher Using the Sign Test Has 15 Positive

question 21

Multiple Choice

If a researcher using the sign test has 15 positive signs and 19 negative signs in a test involving 34 samples, the z test value is ________.

• A) -0.69
• B) 0.69
• C) -0.51
• D) 0.86

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Definitions:

Academic Skills

encompass the abilities and competencies related to learning and academic performance, including reading, writing, arithmetic, and study skills.

IQ Score

A numerical representation of an individual's cognitive ability relative to their age group, derived from standardized intelligence testing.

Learning Disability

A neurological disorder that affects a person's ability to process, learn, and use information, often impacting reading, writing, and mathematics skills.

Same-aged Peers

Individuals of approximately the same age who share similar interests or developmental stages.