Author Question: An experiment always involves comparing measurements obtained under one level of the independent ... (Read 50 times)

Engineer

  • Hero Member
  • *****
  • Posts: 527
An experiment always involves comparing measurements obtained under one level of the independent variable with measurements obtained under another level of the independent variable.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

The difference between nonprobability and probability sampling is that nonprobability sampling does not involve _______________ and probability sampling does.
 
  Fill in the blank(s) with correct word



tkempin

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

True

Answer to Question 2

random selection



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

For a complete list of videos, visit our video library