A Survey Conducted Last Year Asked Employed Adults from Age

question 43

Multiple Choice

A survey conducted last year asked employed adults from age 25 to 70 if they plan to keep a foot in the working world after retirement. Thirty-three percent of the respondents answered "very likely". A random sample of 75 adults from this age group was asked the same question. Using the normal approximation to the binomial distribution, what is the probability that 21 or fewer adults from this sample would very likely plan to keep a foot in the working world after retirement?

• A)0.1075
• B)0.3192
• C)0.4721
• D)0.2119

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Definitions:

Disjunctive Task

A type of task in group settings where the group's performance is determined by the best individual performance within the group.

Social Responsibility

The obligation of individuals, organizations, and businesses to act in a way that benefits society at large, beyond their own interests.

Reward System

The structure and protocols an organization uses to recognize and reward employee performance, aimed at motivating and retaining staff.

Boundary

A demarcation that marks the limits of an area or concept.