Compute Probabilities of Binomial Experiments

question 144

Multiple Choice

Compute Probabilities of Binomial Experiments
-A recent article in the paper claims that government ethics are at an all-time low. Reporting on a recent sample, the paper claims that 30% of all constituents believe their representative possesses low ethical standards. Suppose 20 of a representative s constituents are randomly and independently sampled. Assuming the paper s claim is correct, find the probability that more than eight but fewer than 12 of the 20 constituents sampled believe their representative possesses low ethical standards.

• A) 0.108193
• B) 0.077376
• C) 0.226286
• D) 0.152990

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Definitions:

Control Processes

Mental and behavioral mechanisms by which individuals regulate their thoughts, emotions, and actions in pursuit of goals.

Information-Processing Theorists

Scholars who study how human beings process information, including how they perceive, analyze, store, and recall information.

Sensory Register

The component of memory that receives and holds input from the sensory systems for a very short period of time, allowing the brain to process and respond to this information.

Information-Processing Theorists

Psychologists who study how human beings process information, considering the mind as a computer where information comes in, is processed, and leads to certain outcomes.