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 96 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?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

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.

Negative feedback control of a regulated variable. Negative feedback control of a regulated variable.
Internal female reproductive tract. Internal female reproductive tract.
PGC-1 and SIRT1 control the reprogramming of fuel utilization pathways in response to fasting PGC-1 and SIRT1 control the reprogramming of fuel utilization pathways in response to fasting
Comparing Internal Structures of the Planets Comparing Internal Structures of the Planets
Bacteria with Internal Membranes Bacteria with Internal Membranes
An internal promoter for transcription by RNA polymerase III An internal promoter for transcription by RNA polymerase III
Video: Miller's reaction chamber experiment Animation

For a complete list of videos, visit our video library