subject
Mathematics, 19.03.2020 07:25 niyah0623

Which of the following are reasons for performing experiments?

A. to measure variables of interest without influencing the responses.
B. to determine if a particular treatment has a desired effect on the response variable.
C. to overcome ethical difficulties that observational studies could potentially present.
D. to establish a cause-and-effect relationship between the treatment and the response.
E. to identify the effects of a lurking variable on the response variable.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 18:00
The ratio of wooden bats to metal bats in the baseball coach’s bag is 2 to 1. if there are 20 wooden bats, how many metal bats are in the bag?
Answers: 1
question
Mathematics, 21.06.2019 22:10
Akitchen is 12 ft. by 14 ft. with 10 ft. high walls. how much would it cost to put vinyl flooring in this room? $8.80 per ft
Answers: 1
question
Mathematics, 21.06.2019 23:00
Which equation is equivalent to the given expression? -(1/2y+1/4) a. -1/4(1+2y) b. 1/4(2y-1) c. -2(1/4y-1/8) d. 2(1/8-1/4y)
Answers: 1
question
Mathematics, 22.06.2019 02:00
During how many months was the difference between the number of days with homework and with no homework greater than 6?
Answers: 1
You know the right answer?
Which of the following are reasons for performing experiments?

A. to measure variables...
Questions
Questions on the website: 13722360