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

Author Question: Randomization does NOT control for A) threats to internal validity. B) threats to statistical ... (Read 102 times)

krzymel

  • Hero Member
  • *****
  • Posts: 548
on: Aug 4, 2018
Randomization does NOT control for
 
  A) threats to internal validity.
  B) threats to statistical validity.
  C) many confounding variables simultaneously.
  D) unknown factors.

Question 2

In using an ad hoc sample, the researcher should
 
  A) use the table of random numbers.
  B) not obtain descriptive information about participants, because it would bias the results.
  C) obtain sufficient descriptive information about participants to establish the limits for generalization.
  D) be cautious about internal validity.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jennafosdick

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Aug 4, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C


krzymel

  • Hero Member
  • *****
  • Posts: 548
Reply #2 on: Aug 4, 2018
Both answers were spot on, thank you once again


jennafosdick

  • Sr. Member
  • ****
  • Posts: 345
Reply #3 on: Aug 4, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Feedforward control of breathing rate in an animal trained for athletic exercise. Feedforward control of breathing rate in an animal trained for athletic exercise.
The internal structures of the eye. The internal structures of the eye.
endocrine feedback control endocrine feedback control
A vehicle emission control information (VECI) sticker on a flexible fuel vehicle. A vehicle emission control information (VECI) sticker on a flexible fuel vehicle.
Control of BP and Blood Flow Control of BP and Blood Flow
Control of Respiration Control of Respiration
Video: Glomerular filtrate rate: pressures that affect GFR, NFP & GFR and blood composition

For a complete list of videos, visit our video library