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

Author Question: A researcher wanted to see how watching movies influenced subjects' IQ scores. She gave IQ tests to ... (Read 65 times)

oliviahorn72

  • Hero Member
  • *****
  • Posts: 579
on: Jun 20, 2018
A researcher wanted to see how watching movies influenced subjects' IQ scores. She gave IQ tests to subjects following each of two movies. Half of the subjects first saw Titanic followed by Schindler's List, while the other half first saw Schindler's List and then Titanic. Varying the movie order is an example of
 
  a. counterbalancing.
  b. random sampling.
  c. selection bias.
  d. practice effects.

Question 2

In a learning study using repeated measures, the correlation between early and later times will likely be low. Analyzing fewer levels of the independent variable would help to avoid violating the assumption of
 
  a. normality.
  b. homogeneity of variance.
  c. constant correlations among pairs of levels of the repeated variables.
  d. MSerror is an unbiased estimate of the magnitude of effect of the predictor variable in a regression analysis.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bfulkerson77

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

C


oliviahorn72

  • Member
  • Posts: 579
Reply 2 on: Jun 20, 2018
:D TYSM

at

  • Member
  • Posts: 359
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Procedures and Diagnostic Tests Related to the Integumentary System Procedures and Diagnostic Tests Related to the Integumentary System
Procedures and Diagnostic Tests Related to the Integumentary System Procedures and Diagnostic Tests Related to the Integumentary System
Procedures and Diagnostic Tests Related to the Female Reproductive System Procedures and Diagnostic Tests Related to the Female Reproductive System
Serum Values for Thyroid Function Tests Serum Values for Thyroid Function Tests
. In which distribution is the mean more “typical” of all scores? . In which distribution is the mean more “typical” of all scores?
A group of children were asked how many hours a day they spend watching television. A group of children were asked how many hours a day they spend watching television.
Video: Optic Nerve and Optic Disk Animation (Part 2 of 2)

For a complete list of videos, visit our video library