1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
valkas [14]
4 years ago
6

Which statements are true about observational studies? Choose all correct answers.

Social Studies
1 answer:
garri49 [273]4 years ago
8 0

Answer:

c. Observational studies have both independent and dependent variables.

d. Observational studies can be used to test hypothesis.

Explanation:

Observational studies are ones in which a researcher makes observations about his thoughts and views. He observes the risk and other effects before actual test takes place. This is usually the initial phase of research where observations are made for suitability of certain things that are to be researched. There is initial feasibility test conducted to identify whether the further research process is beneficial or not.

You might be interested in
What happened on April 23, 1968?
Butoxors [25]
On April 23, 1968, 300 Columbia students barricaded the office of the college dean, charging the university with supporting the Vietnam War and violating Harlem residents' civil rights. Hope this helps
6 0
3 years ago
Stressful events are strongly related to the onset of ____________.
mina [271]
Stressful events can trigger depressive symptoms, bipolar depression is a little different because bipolar has the 'manic' aspect of it. So I'm guessing Depression  but it also could be both idk hope this helps
4 0
4 years ago
Who began the abolitionist movement in Great Britain? A. Elizabeth Cady Stanton B. Thomas Clarkson C. Lucretia Mott D. Thomas Je
Advocard [28]
Elizabeth Cady Stanton
A
I believe is the answer
Hope this helped:)
3 0
3 years ago
You are watching sleep researchers monitor the sleep of a normal adult. The participant is hooked up to an EEG. What brain waves
Hatshy [7]

Answer:

alpha brainwaves are eventually replaced by theta

Explanation:

The various stages of sleep are categorized by the trends of each level of the brainwaves. The waves of the alpha are substituted by theta waves as an individual moves from waking to sleeping. In level 2 sleep arise sleep spindles and K-complexes.

7 0
3 years ago
PLEASE HELP BRAINLY!!
ikadub [295]
C

explanation; i’m pretty sure hope it’s right
7 0
3 years ago
Read 2 more answers
Other questions:
  • Orin claims that a pennsylvania state statute infringes on his "substantive due process" rights. this claim focuses on
    11·2 answers
  • A centralized law enforcement agency
    11·1 answer
  • The most comprehensive and detailed theatrical treatise of the ancient world, detailing analyses of dramatic texts, the theatre
    8·1 answer
  • Under the Articles of Confederation, why was the federal government unable to raise revenue? Check all that apply.
    9·2 answers
  • Why was Jamestown colony able to prosper in spite of many hardships
    7·1 answer
  • 1. What is the overall goal for using student self-assessments? Are self-assessments best used for pre-assessment, formative ass
    11·1 answer
  • Drag and drop the words and phrases to complete the sentences. Eastern OrthodoxyGreek fireRoman Catholicismcaesarpatriarchtsar T
    5·1 answer
  • Why do Sumerians believe in nature-based gods
    10·1 answer
  • Do you agree with the United States' decision to intern Japanese Americans during World War II? Why or why not?
    6·1 answer
  • Anyone got the answer key for this?​
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!