Twenty Five Items Are Sampled

question 35

Multiple Choice

Twenty five items are sampled.Each of these has the same probability of being defective.The probability that exactly 2 of the 25 are defective could best be found by ___.

• A)using the normal distribution
• B)using the binomial distribution
• C)using the Poisson distribution
• D)using the exponential distribution
• E)using the uniform distribution

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Definitions:

American Psychological Association

A leading scientific and professional organization representing psychology in the United States, dedicated to advancing the creation, communication, and application of psychological knowledge to benefit society.

Deception

The act of misleading or falsely persuading others, often involving concealing the truth or providing incorrect information.

Random Assignment

A method used in experiments where participants are allocated to different groups in a way that every participant has an equal chance of being assigned to any group, ensuring variation across them.

Internal Validity

The extent to which the design and conduct of a study allow for the accurate determination of a causal relationship between variables, free from confounding factors.