In any experiment the accuracy of the data and experiment can be improved. What are some things that can be done to improve data and experiment accuracy? Choose all that apply:

Conduct more trials.

Add more controls.

Add less controls.

Add more variables

Add less variables

Choose a different person to do the experiment.

Conduct more trials.

Add less variables.

Choose a different person

Explanation:

More trials gives plenty of data to be examined.

Less variables makes for less confusion, and less things to keep track of.

Different person ensures that the experiment is not being done by one single person who could be messing up the data

conduct more trials, less variables, more controls

Explanation:

more trials make it so if something goes wrong you have other data, less variables because you should only test one variable at a time, more controls helps set your base line for the experiment

astronomers such as edwin hubble.

it is the most commonly accepted one