This topic contains a solution. Click here to go to the answer

Author Question: If we test the mean amount that alcoholic subjects drink before and after therapy, and that ... (Read 71 times)

pepyto

  • Hero Member
  • *****
  • Posts: 547
If we test the mean amount that alcoholic subjects drink before and after therapy, and that difference is NOT statistically significant, this could mean
 
  a. the therapy was not effective.
  b. the sample size was too large.
  c. the study lacked sufficient power.
  d. a and c

Question 2

We are evaluating a method of therapy for extremely underweight adolescent girls. If we weighed our subjects at the beginning and end of therapy, a difference in weight could mean
 
  a. that our therapy worked.
  b. that people gain weight over time regardless of what we do.
  c. that our scales changed due to repeated use.
  d. all of the above



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

peter

  • Sr. Member
  • ****
  • Posts: 330
Answer to Question 1

D

Answer to Question 2

D




pepyto

  • Member
  • Posts: 547
Reply 2 on: Jun 20, 2018
:D TYSM


daiying98

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

For a complete list of videos, visit our video library