Ordered Pairs, Slope-Intercept, Correlations

Front

Which coordinate comes first in an ordered pair?

Back

X

Front

What is the ordered pair representation of the point located at 2 on the X-axis and 8 on the Y-axis?

Back

(2, 8)

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

What does a positive slope indicate about a line?

Back

The line rises from left to right.

Front

What does a negative slope indicate about a line?

Back

The line falls from left to right.

Front

What is the slope of the line represented by the equation y = 1/3x - 2?

Back

1/3

Front

How do you find the y-intercept of a line from its equation?

Back

Set x = 0 and solve for y.

Front

What is the correlation coefficient range?

Back

-1 to 1.

Front

What does a correlation coefficient of 0 indicate?

Back

No correlation between the variables.

Front

What does a correlation coefficient of 1 indicate?

Back

Perfect positive correlation.