A Cable TV Company Wants to Estimate the Percentage of Cable

question 49

Multiple Choice

A cable TV company wants to estimate the percentage of cable boxes in use during an evening hour. An approximation is 20 percent. They want the estimate to be at the 90 percent confidence level and within 2 percent of the actual proportion. What sample size is needed?

• A) 22
• B) 1692
• C) 1537
• D) 1083

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Definitions:

Behaviors

Actions or reactions that individuals exhibit in response to environmental stimuli, often observed and studied in psychology and behavioral science.

Sound-field Amplification (SFA)

An audio system used in educational settings that distributes sound evenly across the room, enhancing auditory accessibility for all students.

Emotional Disorders

A category of mental health issues characterized by disturbances in emotion regulation that impair daily functioning.

Behavioral Disorders

These are forms of mental illness characterized by disruptive or harmful behaviors, which can significantly impact daily functioning and interpersonal relationships.