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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Answer:
12.74
Step-by-step explanation:
123,400 +23,400 = 146,800
148,800 - 8,750 = 6050
960 * 12 = 11520
146,800 / 11520 = 12.74
Answer:
A
Step-by-step explanation:
This is the answer because for example the first number for x=3 and y= 5. So add 3+2=5. If you add 2 to x, you equal y.
Answer:
X= 5.
Step-by-step explanation:
Basically, any number that is greater than 2.5
Hope this helps. =)
Answer:
B
Step-by-step explanation:
one half lb divided by 7 people will equal one fourteenth