Question

why is it important to use the correct number of significant digits when reporting the results of an experiment?
a. to show why you decided to perform an experiment
b. to show how precise your measurements were
c. to show what your conclusion was
d. to show how many control variables you used

Explanation:

Significant digits indicate the precision of measurements in an experiment. They show the reliability of the values obtained from the measuring instruments used.

Answer:

B. To show how precise your measurements were