Linear Regression
T or F: I will always use Desmos to help solve linear regression problems.
True
What is the Y in the solution of this system:
y = 4
y = 15x - 36
4
Correlation Coefficient is represented by what variable?
r2
What would the substituted equation look like in the system:
y = x+1
y = 3
x+1 = 3
A correlation coefficient of -0.873 means the line of best fit is _ accurate.
87.3%
What is the ordered pair of the system:
y = 3
y = x - 1
(4,3)
T or F: The line of best fit represents the exact numbers within and outside a data set.
False (Predictive numbers)
What is the ordered pair for the system:
y = x + 1
y = 2x - 3
(4,5)
A negative correlation means that the two variables have a __ relationship with each other.
inverse
What is the ordered pair of the system:
3y = 6x +12
y + 3x = 9
(1,6)