derick5977
11.09.2019 •
Mathematics
Determine whether the description below corresponds to an observational study or an experiment.
in a study sponsored by a company, 12,543 people were asked what contributes most to their happiness commahappiness, and 87% of the respondents said that it was their job.
is the study described above an observational study or an experiment?
(a) the study is an observational study because the responses of the survey subjects were observerd.
(b) the study is an observational study because the survey subjects were not given any treatment
(c) the study is an experiment because it was done with statistical methods.
(d) the study is an experiment because the survey subjects were given a treatment.
Solved
Show answers
More tips
- H Health and Medicine What was the Invention of Viagra?...
- P Philosophy Why Did God Create Man and Place Him in Obscurity?...
- S Science and Technology How to Make a Homemade Smoker: The Ultimate Guide...
- S Society and Politics 10 Tips for Boosting Your Self-Esteem...
- C Computers and Internet How to Create a Folder on Your iPhone?...
- G Goods and services How to sew a ribbon: Tips for beginners...
- F Food and Cooking How to Make Mayonnaise at Home? Secrets of Homemade Mayonnaise...
- C Computers and Internet Which Phone is Best for Internet Surfing?...
- F Food and Cooking Everything You Need to Know About Pasta...
- C Computers and Internet How to Choose a Monitor?...
Answers on questions: Mathematics
- C Computers and Technology If you take a picture with a distracting background, what should you do? a. immediately delete it because it is not worth anythingb. try editing the photo with photo-editing...
- M Mathematics If f(x) is continuous on [1,4] and f(10)=3, f(4)=3 and k=15, then which statement(s) would be true regarding a c value in [1,4] where f(c)=15? will reward branliest!...
- C Chemistry Pls I need help! I need answer and explanation. In case you can’t see it, the equation is 2 LiBr (aq) + F2(g) — 2 Li (s) + 2FBr (g) Helpppp...
- B Biology Josette provides when she laughs at one of omar s corny jokes...
Ответ:
The correct option is B) The study is an observational study because the survey subjects were not given any treatment.
Step-by-step explanation:
Consider the provided information.
In a study sponsored by a company, 12,543 people were asked what contributes most to their happiness, and 87% of the respondents said that it was their job.
Observational study is the study in which observer only observe the subjects, and measure variables of interest without allocating treatments to subjects.
Experiment study is the study in which the researchers are applying treatments to experimental units in the research, then the effect of the treatments on the experimental units is observed.
Now consider the provided statement.
The research is based on information that nobody manipulates any experimental variables.
Hence, the study is an observational study where no treatment is given.
Thus, the correct option is B) The study is an observational study because the survey subjects were not given any treatment.
Ответ:
-3x+4
answer:2x^2+7x+12