For Every 100 Gallons of Gasoline You Use in Your

question 72

Multiple Choice

For every 100 gallons of gasoline you use in your car, the amount that actually goes into moving the car down the road is roughly

• A) 50 gal.
• B) 10 gal.
• C) 2 gal.
• D) 75 gal.
• E) 98 gal.

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Definitions:

Positively Correlated

A relationship between two variables where they move in the same direction, meaning as one variable increases, so does the other, and vice versa.

Scatterplot

A type of graph in which the values of two variables are plotted along two axes, the pattern of the resulting points revealing any correlation present.

Normal Curve

A symmetrical, bell-shaped curve representing the distribution of a set of data where most occurrences fall near the average, and fewer are found the farther one moves away from the mean.

Standard Deviation

Standard deviation is a statistical measure that quantifies the amount of variation or dispersion of a set of data values from the mean (average) of the data set.