Find the Value of a Normal Random Variable

question 10

Multiple Choice

Find the Value of a Normal Random Variable
-The amount of corn chips dispensed into a 12-ounce bag by the dispensing machine has been identified as possessing a normal distribution with a mean of 12.5 ounces and a standard deviation of 0.2 ounce. What chip amount represents the 67th percentile for the bag weight distribution

• A) 12.59 oz
• B) 12.09 oz
• C) 12.63 oz
• D) 12.13 oz

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Definitions:

Frequency Distribution

A summary of how often each different value occurs in a dataset, typically represented in a table or graph.

Pie Graph

A type of graph in which a circle is divided into sectors that each represent a proportion of the whole.

Frequency Distribution

A statistical tool showing how the numbers are distributed across various values in a dataset.

Sample

A subset of a larger population selected for measurement, observation, or questioning to provide statistical information about the whole.