Acoach wants to see if drinking water during a race improves times. to test this, he has his runners run around a track for 10 miles each practice, and lets half of them drink during the run, and half do not, varying the halves each day, for a 2 week period. this is an example of what kind of statistical study?

1.experiment
2.observational study
3.survey

1. Experiment

Step-by-step explanation:

Here a coach wants to see if drinking water during a race improves times. To test this, he has his runners run around a track for 10 miles each practice, and lets half of them drink during the run, and half do not, varying the halves each day, for a 2 week period.

Hence, this is an example of an experiment .

hi there! my name is zalgo and i am here to you out today. the answer is pretty simple (in a way). this equation equals to 25.2!

i hope this answer !

"stay and stay proud! " - zalgo

i would be happy to . most people on would also love to i'm sure. if you just want someone who has done algebra before and want a little more personal relationship than just begging strangers for , i can certainly be of service. i do have college myself so i might not be 24/7.