Mathematics, 18.01.2021 14:00 karli3065
An ultramarathon, as you might guess, is a footrace longer than the 26.2 miles of a marathon. RUnners commonly develop respiratory infections after an ultramarathon. Will taking 600 milligrams of vitamin C daily reduce these infections? Researchers randomly assigned ultramarathon runners to receive either vitamin C or a placebo. Separately, they also randomly assigned these treatments to a group of nonrunners the same age as the runners. All subjects were watched for 14 days after the big race to see if infections developed.
(a) What is the name for this experimental design?
(b) Use a diagram to outline the design.
Answers: 1
Mathematics, 21.06.2019 13:10
(a) solve h+2/6 = h-3/4(b) solve the following simultaneous equations. 2x = y + 66x - 2y = 13x = ? y = ?
Answers: 1
Mathematics, 21.06.2019 17:30
Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?
Answers: 1
Mathematics, 21.06.2019 19:30
Which table shows a proportional relationship between miles traveled and gas used?
Answers: 2
An ultramarathon, as you might guess, is a footrace longer than the 26.2 miles of a marathon. RUnner...
Biology, 19.09.2019 19:30
Mathematics, 19.09.2019 19:30
Geography, 19.09.2019 19:30
Social Studies, 19.09.2019 19:30
Mathematics, 19.09.2019 19:30