« previous next »

Author Question: If neither the experimenter nor the participant knows the group to which the participant has been ... (Read 71 times)

KWilfred

  • Hero Member
  • *****
  • Posts: 570
on: Jun 20, 2018
If neither the experimenter nor the participant knows the group to which the participant has been assigned, the structure of the design is
 
  a. externally valid.
  b. double blind.
  c. a placebo study.
  d. free of extraneous variables.

Question 2

A list of people in a population is a (an)
 
  a. census
   b. sampling frame
  c. table of random numbers
  d. stratum
  e. cluster


daiying98

  • Sr. Member
  • ****
  • Posts: 354
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

KWilfred

  • Hero Member
  • *****
  • Posts: 570
Reply #2 on: Jun 20, 2018
Thank you!


daiying98

  • Sr. Member
  • ****
  • Posts: 354
Reply #3 on: Jun 20, 2018
Happy to help


« previous next »
 

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

The size of the antlers play a significant role in establishing the hierarchy in the group The size of the antlers play a significant role in establishing the hierarchy in the group
The Local Group The Local Group
A Recently Discovered Member of the Local Group A Recently Discovered Member of the Local Group
Group Study Group Study
Group of Geese Group of Geese
A group of children were asked how many hours a day they spend watching television. A group of children were asked how many hours a day they spend watching television.
Video: Methods that regulate pH

For a complete list of videos, visit our video library