Find the Equation of the Least Squares Line $y=-0.930+19.4 x$

question 146

Multiple Choice

Find the equation of the least squares line.
-Two separate tests are designed to measure a student's ability to solve problems. Several students are randomly selected to take both tests and the results are shown below.

• A) \( y=-0.930+19.4 x \)
• B) \( y=19.4+0.930 x \)
• C) \( y=-19.4-0.930 x \)
• D) \( y=0.930-19.4 x \)

---

Definitions:

Sand Dunes

Hills of sand formed by the wind, often found in deserts and along beaches.

Dry Climates

Climatic regions characterized by low precipitation, leading to arid or semi-arid conditions.

Kilometers

A unit of length in the metric system, equal to 1,000 meters or approximately 0.62 miles, used to measure distance.

Deposited

The process by which sediments, minerals, and other substances are laid down or settled in a new location.