The difference between an observational study and an experiment is that
in an observational st...
![subject](/tpl/images/cats/mat.png)
Mathematics, 17.03.2020 22:32 ani61
The difference between an observational study and an experiment is that
in an observational study, only one group is studied, and in an experiment, two groups are studied.
in an observational study, the researchers do not control treatment, and in an experiment, they do.
in an experiment, cause-and-effect is analyzed, and in an observational study, it is not.
in an experiment, one group is studied over a short period of time, and in an observational study, the group is stud
longer period of time.
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:50
Which of the following values cannot be probabilities? 0.08, 5 divided by 3, startroot 2 endroot, negative 0.59, 1, 0, 1.44, 3 divided by 5 select all the values that cannot be probabilities. a. five thirds b. 1.44 c. 1 d. startroot 2 endroot e. three fifths f. 0.08 g. 0 h. negative 0.59
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:10
What is the radius of the cone in the diagram? round your answer to the nearest whole number
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 04:30
Guys can y’all me because i don’t understand to the questions of my cousin she tell me to do the homework plz me guys
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 05:30
I'm stumped by this question. someone with my math homework
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.04.2021 21:40
![question](/tpl/images/cats/mat.png)
Mathematics, 22.04.2021 21:40
![question](/tpl/images/cats/User.png)
Engineering, 22.04.2021 21:40
![question](/tpl/images/cats/istoriya.png)
History, 22.04.2021 21:40
![question](/tpl/images/cats/mat.png)
Mathematics, 22.04.2021 21:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 22.04.2021 21:40
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.04.2021 21:40
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.04.2021 21:40
![question](/tpl/images/cats/mat.png)
Mathematics, 22.04.2021 21:40
![question](/tpl/images/cats/mat.png)
Mathematics, 22.04.2021 21:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 22.04.2021 21:40
![question](/tpl/images/cats/en.png)
English, 22.04.2021 21:40