Find the Indicated Probability

question 88

Multiple Choice

Find the indicated probability. Round to the nearest thousandth.
-A sample of 4 different calculators is randomly selected from a group containing 18 that are defective and 40 that have no defects. What is the probability that at least one of the calculators is defective?

• A) 0.774
• B) 0.785
• C) 0.215
• D) 0.180

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Definitions:

Physical Processes

Physical processes refer to the natural phenomena and mechanisms by which physical changes occur in the universe, including in living organisms.

Cognitive-behavioral Model

A systematic technique in counseling intended to address negative emotions, behaviors, and beliefs through a goal-specific, orderly approach.

Abnormal Behavior

Actions, thoughts, or emotions that deviate significantly from cultural norms or expectations, often leading to distress or impairment in daily functioning.

Group Therapy

A therapy format in which a group of people with similar problems meet together with a therapist to work on those problems.