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
Dmitry_Shevchenko [17]
3 years ago
8

Why does subject attrition affect internal validity

Health
2 answers:
pickupchik [31]3 years ago
5 0
 A study in which the majority of the subjects die calls into question whether the treatment itself is safe.
b. Subjects who drop out may differ from those who stay in the study, in terms of an important extraneous variable.
c. If subjects drop out of the control group, and not the experimental group, it strongly implies that there is some benefit to participation of which the researchers may not be aware.
d. Subject mortality may result in a sample that is so much smaller than anticipated that type II error may result.
<span>e. Type I error is almost guaranteed with very unequal sample sizes.

</span>
Mars2501 [29]3 years ago
5 0
The best answer is A
You might be interested in
Getting your license at 16, essay
RUDIKE [14]

Answer:

When you start driving, you're responsible for not just your own life, but everyone in your car and every person in every other car that you can potentially come into contact with.

Explanation:

8 0
3 years ago
Harry is basically a baseline player. What strategy would you use when playing against Harry?
dsp73
I would give him a short shot and make him run up because chances are if he likes baseline, he might not be as good as volleying.
3 0
3 years ago
Read 2 more answers
How does conversation help to reduce ​
Olegator [25]

When you consume less power, you reduce the amount of toxic fumes released by power plants, conserve the earth's natural resources and protect ecosystems from destruction. By taking steps to reduce your energy intake, you'll contribute to a healthier and happier world

7 0
4 years ago
Read 2 more answers
What contamination could effect customers arising from unkept handing of fruit by other customer
anyanavicka [17]
Foodbourne illness could get customers sick if the fruit is touched by others
6 0
3 years ago
Read 2 more answers
What are three important public health tools for addressing heart disease? Identify the tools, and explain why they are a benefi
Mkey [24]

Answer:

1.) Noncommunicable disease progress monitor. 2.) A global brief on Hypertension. 3.) Population sodium reduction strategies.

Explanation:

Hope this helps! :)

7 0
4 years ago
Other questions:
  • Why is it better to get calories from nutrient-dense foods rather than from foods that lack nutrition
    15·1 answer
  • In reviewing Ashley's history, the RN is correct in concluding that Ashley is in jeopardy of developing a hypertensive disorder
    5·1 answer
  • Which of the following statements BEST describes the sprint test?A.It is conducted over a specified short distance.B.The sprint
    7·1 answer
  • My anxiety is off the charts for no reason out of nowhere what do I do?
    8·2 answers
  • How much can i improve my vertical leap And whats the thing with genetics
    12·1 answer
  • For most people, the majority of their total energy expenditure is from their
    5·1 answer
  • Why is cardiovascular fitness important in hiking?
    15·1 answer
  • Which of the following medications is an example of a drug from the HMG-CoA reductase inhibitor group?
    5·1 answer
  • Why does a good nutrition help your bones, and how to make the stronger, please answer in a paragraph if you can1
    9·1 answer
  • When the attacking team shoots on a goal and the goalkeeper makes the save,
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!