Question

5. How many variables may be tested legitimately in any one experiment?

a. as many as a physicist can
handle

b. three

c. one

d. five

Answer 1

The only one variable is tested legitimately in any one experiment.

Thus option C is the correct.

According to the statement

we have to find that the number of variables may be tested legitimately in any one experiment.

So, For this purpose, we know that the

variable is the In algebra, a symbol (usually a letter) standing in for an unknown numerical value in an equation.

And we also know that at a one time there is a one experiment take place

and in one experiment we can find all the details about the only one variable rather than the more than the one.

And that's why in the experiment we can test one variables tested in the experiment.

So, The only one variable is tested legitimately in any one experiment.

Thus option C is the correct.

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