Answer:
It is 12.9, 13.1, 13.2 C.
Step-by-step explanation:
Answer:
The two circles centered at point A are concentric and similar.
Lets make it an improper fraction
5/3
we do not know how many chains so we'll put the (x)
therefore
5/3x=9.00
x= 5.4
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
Answer:
34 say red is their favorite color
Step-by-step explanation:
Take the number of students and multiply by the fraction that like red
2/7 * 119
34
