Five factors that should be controlled are the dose of the medicine, the time the patients take this medicine, their diet, the stage of this disease and medicine composition.
<h3>Why should some factors be controlled?</h3>
This is done to avoid bias or imprecise results.
<h3>What factors should be controlled?</h3>
Factors related to the medicine itself and factors that can affect the results should be controlled. This includes:
- The dose given to the patients.
- The stage of the disease that should be similar for all patients.
- The medicine compositon and manufacturer.
- The number of day patients take the medicine.
- The patients' diet.
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B is the right answer for the gaming
Answer:
y=-2x+3
Step-by-step explanation:
slope-intercept form is in y=mx+b
Transforming the equation: 4y=12-8x
4y=-8x+12
Therefore, y=-2x+3
Let's denote width1 with a and length1 with b. Then, the area of this room is
Let's denote width2 with c and length2 with d. Then, the area of the second room is
The total area of the rooms is