If the Population Proportion Is 0

question 49

Multiple Choice

If the population proportion is 0.90 and a sample of size 64 is taken,what is the probability that the sample proportion is more than 0.89?

• A) 0.1064
• B) 0.2700
• C) 0.3936
• D) 0.6064
• E) 0.9000

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Definitions:

Z

In statistics, \(Z\) often represents the z-score, a measure of how many standard deviations an element is from the mean.

Simplify

Reduction of expressions or equations to their simplest form by performing available operations.

Expression

A combination of numbers, variables, and operations that together represent a particular value.

Positive Exponents

Represent numbers multiplied by themselves a certain amount of times, indicating a base raised to the power of a positive number.