« previous next »

Author Question: A way to be sure that an observed relationship between an independent variable and a dependent ... (Read 58 times)

JGIBBSON

  • Hero Member
  • *****
  • Posts: 538
on: Jun 20, 2018
A way to be sure that an observed relationship between an independent variable and a dependent variable does indeed exist is by
 
  a. selecting which individual subjects are to be included in the study.
  b. identifying other possible variables.
  c. the creation of a control group.
  d. surveying the subjects of the study.

Question 2

A college professor, concerned about lack of attention by students during lecture, is considering a study of the effects of room temperature on state of consciousness. If the study is undertaken, what would be the dependent variable?
 
  a. room temperature
  b. state of consciousness
  c. the length of the class
  d. the time of day


atrochim

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

C

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Relationship between HoxC-6 gene expression and neck development. Relationship between HoxC-6 gene expression and neck development.
Alexander Fleming photographed in his lab where he observed the natural competition between a fungus Alexander Fleming photographed in his lab where he observed the natural competition between a fungus
Relationship between levels of COHb in blood and concentration of CO in the surrounding air Relationship between levels of COHb in blood and concentration of CO in the surrounding air
Context-Dependent Learning Context-Dependent Learning
Relationship Between Training Intensity and VO2max Improvement Relationship Between Training Intensity and VO2max Improvement
Most elderly enjoy maintaining relationship with their grandkids Most elderly enjoy maintaining relationship with their grandkids
Video: Genetic terms Animation

For a complete list of videos, visit our video library