A scientist wants to make their experiment more accurate. Which of the following should they do to ensure this.
decrease their sample size
nothing; there is no way to increase the accuracy of an experiment
increase their control amount
increase their sample size
3 answers
Whoever worded this question needs to proofread his/her grammar.
Yes, the grammar is wrong. But to the question, what do you think, Alex?
Grammar aside, the answer is D. However, I think the question confuses accuracy with precision. The D answer is for increasing precision; it may or may not improve accuracy. None of the other answers will improve accuracy either.