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Consider the following to answer the question(s) below:
A large software development firm recently relocated its facilities. Top management is interested in fostering good relations with their new local community and has encouraged their professional employees to engage in local service activities. They believe that the firm's professionals volunteer an average of more than 15 hours per month. If this is not the case, they will institute an incentive program to increase community involvement. A random sample of 24 professionals reported the following number of hours:
The sample has a mean of 16.6 hours and a standard deviation of 2.22 hours.
-For a more accurate determination, top management wants to estimate the average number of hours volunteered per month by their professional staff to within one hour with 99% confidence. How many randomly selected professional employees would they need to sample?
Allergy Attack
A sudden, acute allergic reaction to a substance (allergen) to which the body has become sensitized, leading to symptoms like sneezing, itching, and difficulty breathing.
Plastic Flowers
Artificial flowers made from plastic materials, designed to mimic the appearance of real flora.
Generalization
The process of deriving general rules or principles from specific examples, often used in the context of learning and reasoning.
Generalization
The process of applying findings from specific instances to broader contexts, or the tendency to apply broad concepts to specific instances.
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Q27: Suppose 40 professional employees are randomly selected.