contestada

Based on the results of the experiment, the

student inferred that strain A was more resistant

to higher temperatures than strain B was.

What, if anything, must the student do for this

inference to be considered a reasonable

conclusion?

(1) nothing, because this inference is a valid

à scientific fact

(12)) repeat this experiment several times and

obtain similar results

(3) repeat this experiment several times using

different variables

(4) develop a new hypothesis and test it