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

Author Question: Dr. Dunn is conducting some research involving a new math learning program. To test the ... (Read 44 times)

bucstennis@aim.com

  • Hero Member
  • *****
  • Posts: 532
on: Jul 13, 2018
Dr. Dunn is conducting some research involving a new math learning program. To test the effectiveness of the new math program, he selects two sections of his high school math classes to participant in his study.
 
  His 1st period 9th grade math class will be the experimental group and his 4th period 11th grade math class will be the control group. Which of the following confounding variable threats is possible in this example?
 
   
 a. selection-maturation
   b. selection-instrumentation
   c. selection-testing
   d. selection-regression

Question 2

When evaluating the validity of information on the internet, which of the following is important information to find on the authority of an author?
 
  a. number of testimonials
  b. email address
  c. credentials
  d. opinions


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

succesfull

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jul 13, 2018
Answer to Question 1

A

Answer to Question 2

C


bucstennis@aim.com

  • Member
  • Posts: 532
Reply 2 on: Jul 13, 2018
Thanks for the timely response, appreciate it

sailorcrescent

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

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

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

One of the rats in the research reported on BioFoods. One of the rats in the research reported on BioFoods.
Researchers and Research Spending, 2009 Researchers and Research Spending, 2009
Math work Math work
math math
Polygraph Test Polygraph Test
Observational Learning Observational Learning
Video: Epinephrine/NE (heart rate, altered blood flow, glycogenolysis & bronchodilation)

For a complete list of videos, visit our video library