The Linear Equation for Line (1) on the Above Graph

question 9

Multiple Choice

The linear equation for line (1) on the above graph is:

• A) y = 8 + 2x
• B) y = 8 + .5x
• C) x = 8 + .5y
• D) y = 8 - 2x

---

Definitions:

Median

The middle value in a set of numbers, which separates the higher half from the lower half of the data set.

Upper Quartile

A statistical measure indicating the value below which 75% of the data in a data set falls, marking the top end of the middle 50% of data.

Lower Quartile

The value below which 25% of the data falls, marking the lower end of the middle 50% of a dataset.

Median

The middle value in a list of numbers, which separates the higher half from the lower half.