During the Past Six Months,73

question 45

Multiple Choice

During the past six months,73.2% of US households purchased sugar.Assume that these expenditures are approximately normally distributed with a mean of $8.22 and a standard deviation of $1.10.What proportion of the households spent between $5.00 and $9.00?

• A).7611
• B).7628
• C).0017
• D).7594

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Definitions:

Venn Diagram

A graphical representation for showing symbolically the sample space and operations involving events in which the sample space is represented by a rectangle and events are represented as circles within the sample space.

Conditional Probability (P(B))

The probability of an event (B) occurring given that another event (A) has already occurred.

Posterior Probabilities

The revised probabilities of scenarios or hypotheses being true, adjusted after taking into account new evidence or information.

Conditional Probabilities

The probability of an event occurring given that another event has already occurred.