英文语法correctionThe following paragraph is the lab report I need to write about the experiment we did in class two days ago, would you correct my grammar and spelling for me, please?Caffeine Experiment The goal of this caffeine experimen

英文语法correctionThe following paragraph is the lab report I need to write about the experiment we did in class two days ago, would you correct my grammar and spelling for me, please?Caffeine Experiment The goal of this caffeine experimen
英文语法correction
The following paragraph is the lab report I need to write about the experiment we did in class two days ago, would you correct my grammar and spelling for me, please?
Caffeine Experiment
The goal of this caffeine experiment is try to find out does caffeine rise our heart rate. This experiment is done by the AP Stat students in period 4. Students were sat in their seats and calms down for a few minutes. Then, thry recorded their one minute pulse. After that, the students randomly selected one cup of soda. This is a double-blind experiment which means the students and the teacher don't know who has the regular pepsi and who has the caffeine free pepsi. Then, the students had one minute and thirtyseconds to drink the soda. After they finish drinking the soda, they recorded the number that's on the bottom of the cup. Then,the students worked silently for ten minutes. Ten minutes later, the students recorded their one minute pulse again. And then, they calculated the change in their heart rate. Later, the teacher told the students who got the regular pepsi and who got the caffeine free pepsi accroding to their cup numbers.

英文语法correctionThe following paragraph is the lab report I need to write about the experiment we did in class two days ago, would you correct my grammar and spelling for me, please?Caffeine Experiment The goal of this caffeine experimen
Caffeine Experiment
The goal of this caffeine experiment is to try to find out if/ whether caffeine raise our heart rates.This experiment is done by the AP Stat students in period 4.Students are seated and calm down for a few minutes.Then,try recording their one-minute pulse.After that,the students randomly choose one cup of soda each.This is a double-blind experiment,which means the students and the teacher don't know who has the regular pepsi and who has the caffeine free pepsi.Then,the students have one minute and thirty seconds to drink the soda.After they finish drinking the soda,they record the number that's on the bottom of the cup.Then,the students work silently for ten minutes.Ten minutes later,the students record their one-minute pulse again.And then,they calculate the change in their heart rates.Later,the teacher tells the students who got the regular pepsi and who got the caffeine free pepsi accroding to their cup numbers.