Question

question 2 (multiple choice with 2 points) (02.01r lc) select the reason scientists use repeated trials in experiments and investigations. repeated trials help scientists gather valid data. repeated trials make gathering data complicated. doing the same thing over and over again is fun. doing the same thing repeatedly can confuse others.

Explanation:

In scientific experiments, repeated trials are used to ensure the data collected is valid and reliable by reducing the impact of random errors. The option "Repeated trials help scientists gather valid data" aligns with this scientific principle. The other options present incorrect or illogical reasons (complicating data, doing it for fun, or confusing others are not valid scientific justifications for repeated trials).

Answer:

A. Repeated trials help scientists gather valid data