A Large Oil Company Is Studying the Number of Gallons

question 64

Multiple Choice

A large oil company is studying the number of gallons of gasoline purchased per customer at self-service pumps. The mean number of gallons is 10.0,with a standard deviation of 3.0 gallons. The median is 10.75 gallons. What is Pearson's coefficient of skewness in this instance?

• A)−1.00
• B)−0.75
• C)+0.75
• D)+1.00

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Definitions:

Path Analysis

A specialized form of structural equation modeling used to analyze complex relationships between directly and indirectly related variables.

Factor Analysis

A statistical method used to identify underlying relationships among variables by grouping them into factors based on their correlations.

Simplifies Data

The process of making complex data more understandable and accessible by reducing complexity or focusing on important details.

Correlation

A statistical measure that describes the extent to which two variables change together, but doesn't necessarily indicate causation.