This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: When the population is divided into mutually exclusive sets, and then a simple random sample is ... (Read 127 times)

Shelles

  • Hero Member
  • *****
  • Posts: 582
on: Jun 24, 2018
When the population is divided into mutually exclusive sets, and then a simple random sample is drawn from each set, this is called:
 a. simple random sampling.
  b. stratified random sampling.
  c. cluster sampling.
  d. selection bias.

Question 2

A pharmaceutical company interested in measuring how often physicians prescribe a certain drug has selected a simple random sample from each of two groups: M.D. (Medical Doctors) and D.O. (Osteopaths). What is this type of sampling called?
 a. Simple random sampling.
  b. Cluster sampling.
  c. Stratified random sampling.
  d. None of these choices.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ilianabrrr

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

C


Shelles

  • Member
  • Posts: 582
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

daiying98

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

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?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

simple squamous kidney simple squamous kidney
Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called
The WISC-IV: Sample Items The WISC-IV: Sample Items
Sample Problem from Raven’s Progressive Matrices Sample Problem from Raven’s Progressive Matrices
Poverty and population growth Poverty and population growth
Some Cases of Population Aging Some Cases of Population Aging
Video: Helper T cell receptors, activation, proliferation, differentiation & action

For a complete list of videos, visit our video library