Three Research Assistants Were Assigned the Task of Counting the Number

question 546

Multiple Choice

Three research assistants were assigned the task of counting the number of times a particular student exhibited inattentive behaviors during a 30-minute math class.The first research assistant counted five inattentive behaviors, the second recorded eight, and the third observed only two.Assuming the three research assistants are equally accurate in what they observed, the most likely explanation for this discrepancy in recordings would be that the inattentive behavior

• A) was not the correct hypothesis.
• B) was not observed for a long enough period of time.
• C) was not operationally defined.
• D) would require at least five observers for an accurate count.

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Definitions:

Inverted U-Theory

A hypothesis that suggests a relationship between any given variable and a factor of interest initially increases, reaches an optimal level, then declines.

R&D Expenditures

Refers to spending on research and development activities by governments, businesses, or other organizations to innovate or improve products and services.

Economies of Scale

The economic benefits companies achieve through expanding their scale of activity, as the cost for every unit of output falls with the growth in scale.

Income

The financial earnings received by an individual or entity, typically measured over a certain period of time.