Using Technology, Use the Normal Approximation to Find the Indicated $n = 75 , p = 0.57 : P ( X \leq 47 )$

question 47

Multiple Choice

Using technology, use the normal approximation to find the indicated probability. The sample size is n, the population proportion of successes is p, and X is the number of successes in the sample. $n = 75 , p = 0.57 : P ( X \leq 47 )$

• A) 0.8572
• B) 0.1340
• C) 0.8826
• D) 0.8660

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Definitions:

Demand Curve

A graphical representation of the relationship between the price of a good or service and the quantity demanded by consumers, typically downward-sloping, indicating an inverse relationship.

Marginal Revenue

The additional income that a company generates from selling one more unit of a good or service.

Pure Monopolist

A market participant that is the sole supplier of a unique product without close substitutes, possessing significant control over market prices.

Total Revenue

The total income earned by a firm from selling its products or services.