Answer:#2 Experimental
Step-by-step explanation:
In an observational study, we measure or survey members of a sample without trying to affect them.
In a controlled experiment, we assign people or things to groups and apply some treatment to one of the groups, while the other group does not receive the treatment.
Answer:
Step-by-step explanation:
hello :
1) The vertex of the function is at (1,–25).
2)The graph is positive only on one interval, where x < –4.
Identifying the Constant of Proportionality. ... The constant of proportionality is the ratio between two directly proportional quantities. In our tomato example, that ratio is $3.00/2, which equals $1.50. Two quantities are directly proportional when they increase and decrease at the same rate.
Answer:
1 ounce
Step-by-step explanation:
pound = 16 ounces
8$ / 16 = 1.28$
you will have 0.12$ left
I hope it helps
If you mean y=2x+12 then the line crosses at positive 12