In a Recent Survey of Homes in a Major Midwestern

question 110

Multiple Choice

In a recent survey of homes in a major Midwestern city,10% of the homes have a fax machine and 52% have a personal computer.Suppose 91% of the homes with a fax machine also have a personal computer. What is the probability that a home with a personal computer has a fax machine?

• A).91
• B).52
• C).10
• D).19
• E).17

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Definitions:

Positively Skewed

Describes a distribution of data where most values are concentrated on the left, with a long tail extending to the right.

Probability

The likelihood of an event's occurrence assessed by a numerical scale extending from 0 to 1.

Sampling Distribution

The distribution of probabilities for a specific statistic derived from a random sample, illustrating the variation of the statistic across different samples.

Normally Distributed

A statistical term describing a bell-shaped distribution of data points, symmetric about the mean, where most observations cluster around the central peak and the probabilities for values further from the mean taper off equally in both directions.