Y = mx + b
m = -2, b = 4
<span>y = -2x + 4</span>
Answer:
-3, 7
Step-by-step explanation:
because you take how much from the first coordinate to the second and add it too the second
Answer:
Uy
Step-by-step explanation:
Answer:
sample variances
Step-by-step explanation:
The pooled variance method is used to estimate the variance of several different population with different means, but are assume to have the same variance.
The weights represent the sample variances.
So the correct answer is
sample variances