Answer:
b
Step-by-step explanation:
Answer:
Hello!
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Peter samples her class by selecting 5 girls and 7 boys. This type of sampling is called?
This type of sampling is called Stratified.
Hope this helped you!
:D



For
, put "
" for every value of "
".





The first step to finding the equation of a line when 2 points are known....
the first step would be to use the slope formula to find the slope of the line
.45x+.55x=200
Combine like terms
1x=200
So x is 100
Or you can do 45%+55%=100%
And 100% of 200 is 200