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
nadezda [96]
3 years ago
15

Maria believes that high doses of caffeine speed up a person's reaction time. In order to test her hunch, she has five friends e

ach drink three 8-ounce cups of coffee and then measures how quickly they are able to push a button when a tone is sounded. What is wrong with Maria's research strategy?
Health
1 answer:
irina1246 [14]3 years ago
5 0

Answer:

Maria is missing a control group.

Explanation:

For Maria's experiment to be accurate, she needs to have a group of people that have not drank coffee. She will then be able to compare the experimental group to the control group for more accurate results.

You might be interested in
how does the sensory information of stepping on a nail travel to the brain and what area of the brain it reaches?
Lemur [1.5K]
Because humans have five senses: feel, see, taste, hear, and smell. When you step on a nail you basically going to feel it and you brain can sense that and it can trigger nerves which can cause pain.
4 0
3 years ago
Laughter may protect you from heart disease True or False?
kifflom [539]

Answer:

true

Explanation: It "may" protect you "may" is the keyword

7 0
3 years ago
Read 2 more answers
Explain why understanding and applying the Training Principle is important for a personal fitness plan
Amanda [17]

Answer:

The state of being healthy and fit is called fitness. Training should be according to the personal fitness goals, commitments and conditioning.

In order, to reach the result the workout and exercise must be challenging over the course this is what the overload principle of fitness states.

In case of over-training, the muscle tissues and fiber can get stretched and pulled. This can cause severe injuries and damage to the body organs.

5 0
2 years ago
Read 2 more answers
What do you use the find cavaties in teeth?
Ludmilka [50]
Near the outer layering of the tooth.
5 0
3 years ago
As a Healthcare Manager, you may be asked to suggest "value added" services which may include standard communication, education,
Grace [21]

reading, learning skills, leadership skills, respecting outer, and help out outhers

8 0
3 years ago
Other questions:
  • Who could best help address a dangerous situation at school?
    12·2 answers
  • A certain drug reduces the activity of the central nervous system, including the hippocampus and cerebellum. It affects several
    12·2 answers
  • The proportion of women in the United States who drink at least moderate amounts of alcohol during pregnancy is about ________,
    9·1 answer
  • The main goal of human relations is to
    12·2 answers
  • Many Spaniards make their living in these industries
    10·1 answer
  • What is the name of the main federal government agency responsible for health care?
    9·1 answer
  • Which person is most likely to be infected when exposed to foodborne pathegon
    11·1 answer
  • Please help me I'm begging!!!
    14·2 answers
  • A student is interested in becoming a doctor. Which describes the route needed to become a doctor?
    5·2 answers
  • What is the purpose of the mesh/whatcage used in the hammer event​
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!