Jenny was interested in studying how much gas a car uses at different speeds. Jenny did one test with her mother's car and found that it used about 3 percent more gas when speed increased by 5 miles per hour.
How can Jenny make the results of her investigation more reliable?

redo the steps of the experiment in a different order
communicate her results immediately after the one test
avoid recording any data during the experiment

repeat the investigation several times

Question

Jenny was interested in studying how much gas a car uses at different speeds. Jenny did one test with her mother's car and found that it used about 3 percent more gas when speed increased by 5 miles per hour. 
How can Jenny make the results of her investigation more reliable?

redo the steps of the experiment in a different order
communicate her results immediately after the one test
avoid recording any data during the experiment

repeat the investigation several times

anonymous · Answer

And those are through ABCD