Catherine Is Taking a Research Methods Class in Which the Semester

question 23

Multiple Choice

Catherine is taking a research methods class in which the semester project involves conducting original research.Catherine is interested in finding out if viewing particular television programs has an impact on behaviour.She wants to see if children are more likely to engage in aggressive behaviour after they watch television shows that exhibit violent images.Catherine's tentative prediction is what scientists refer to as __________.

• A)an operational definition
• B)a hypothesis
• C)reliability
• D)validity

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Definitions:

Sigma Control Limits

Statistical boundaries set in process control that indicate whether a process is in a state of control or needs adjustment, based on the standard deviation (σ) of the process data.

Standard Deviation

A statistical measure that quantifies the dispersion or variability of a set of data points around the mean, indicating how spread out the data points are.

Specification Limits

Defined upper and lower bounds within which a product or process measurement should fall to meet quality standards.