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
disa [49]
3 years ago
5

Marina believes that high doses of caffeine slow a person's reaction time. To test this belief, she has five friends each drink

three 8-ounce cups of coffee and hen measures their reaction time on a learning task. What is wrong with Martina's research strategy?
Social Studies
1 answer:
Nana76 [90]3 years ago
6 0

Answer:Explained

Explanation:

Martina's strategy is wrong because there is no controlled conditions.

Any hypothesis which addresses the problem is done under controlled conditions in which only one or two factors are changed while others remains constant.

In Martina's strategy there is no restriction on five participants and they are allowed to do learn by their own technique.

You might be interested in
How does money influence the political system In the U.S?
gizmo_the_mogwai [7]

Answer:

Explanation:

Money influences the political system because the more money you have your name will be recognized in politics and this will help you win an election. Money buys you acess to chiefs, congress senators and other staff when you have a problem. Sometimes money can help buy you into the political position you want.

3 0
3 years ago
WATCH VIDEO https://youtu.be/gliIIChj4p4 ILL Mark BRAINLIEST
Musya8 [376]
Why dont you just pick two places in the video and say why its not hard just watch the video and pick two cool random places
4 0
3 years ago
PLEASE HELP I NEED IT FAST :( 10-15 PLEASE
iren2701 [21]

Answer:

-5

Explanation:

10-15=-5

7 0
3 years ago
A is a type of religious group that is distinguished by having broken away from a larger organization, usually a church. they te
Bogdan [553]
Buddha.. i think.............
6 0
3 years ago
Read 2 more answers
What were the main internal causes of the empire’s decline?
Taya2010 [7]
Well, if your asking about what were the main internal causes of Roman's Empire decline, it was because the Western Empire later separated from the wealthiest Eastern part and they also had trouble with outside invasions.
6 0
4 years ago
Other questions:
  • What does this quote from powhatan, father of pocahontas, reveal about his attitude towards the settlers of jamestown?
    5·2 answers
  • Explain the three main sociological perspectives. Use any one perspective to analyze a real world social problem such as homeles
    15·1 answer
  • Which procedure should be included in the assessment of domestic abuse if the abuse includes recent sexual assault
    15·1 answer
  • What does the Mayflower Compact say about equality, and how might this view have influenced the system of government in the Unit
    6·1 answer
  • •What are some of the positive changes in South Africa since the end of apartheid? What are some of the continuing challenges in
    6·1 answer
  • What is the difference between an Enchilada and a taco?
    8·1 answer
  • Qualifications you need to be a children’s nurse
    14·1 answer
  • By sustainable development, Reed means that commercial lumber companies and ranchers should replant the tropical forest after th
    14·1 answer
  • Explain why it's important to know how you're being traced. (full paragraph response)
    15·1 answer
  • 6 consequences of poverty (6x2)​
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!