3 years ago

Randomization in an experiment reduces bias between the treatment and control groups.

Mathematics

1 answer:

Vinil7 [7]3 years ago

6 0

Answer:

True

Step-by-step explanation:

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Answer:

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Step-by-step explanation:

$5x- 7 = 8x - 4\\\\\mathrm{Add\:}7\mathrm{\:to\:both\:sides}\\5x-7+7=8x-4+7\\\\Simplify\\5x=8x+3\\\\\mathrm{Subtract\:}8x\mathrm{\:from\:both\:sides}\\5x-8x=8x+3-8x\\\\Simplify\\-3x =3\\\\\mathrm{Divide\:both\:sides\:by\:}-3\\\frac{-3x}{-3}=\frac{3}{-3}\\\\Simplify\\x=-1$