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

Author Question: Confounding variables are: a. unintended dependent variables. b. unintended independent ... (Read 62 times)

Marty

  • Hero Member
  • *****
  • Posts: 553
on: Jun 20, 2018
Confounding variables are:
 
  a. unintended dependent variables.
  b. unintended independent variables.
  c. unintended control variables.
  d. correctional rather than casual.

Question 2

A recent experiment found that 7th graders who were taught math using a computer scored 25 higher on an exam than those 7th graders taught with the traditional lecture format. What is the treatment effect?
 
  a. how the students were taught math
  b. those students who were taught with the computer
  c. the 25 higher scores among those taught with the computer
  d. those students who were taught with the traditional format


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cloud

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

C


Marty

  • Member
  • Posts: 553
Reply 2 on: Jun 20, 2018
Great answer, keep it coming :)

Jossy

  • Member
  • Posts: 336
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

The experimental approach used by Masui and Markert to identify cyclin and cyclin-dependent kinase ( The experimental approach used by Masui and Markert to identify cyclin and cyclin-dependent kinase (
Plains zebra are highly dependent on water. Plains zebra are highly dependent on water.
Draw and label a diagram and explain how a factor-dependent transcription (rho-dependent) terminator Draw and label a diagram and explain how a factor-dependent transcription (rho-dependent) terminator
Mendel’s test cross to verify independent assortment Mendel’s test cross to verify independent assortment
Trihybrid cross to verify independent assortment Trihybrid cross to verify independent assortment
Light-independent reactions in C3 plants. Light-independent reactions in C3 plants.
Video: Frequency of stimulation and force (Recruitment of motor units and force)

For a complete list of videos, visit our video library