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

Author Question: Which of the following situations would have the most chance for lurking variables? Situation A: ... (Read 92 times)

audragclark

  • Hero Member
  • *****
  • Posts: 579
on: Jul 24, 2018
Which of the following situations would have the most chance for lurking variables?
  Situation A: In order to test the effects of sugar intake on childrens sleep patterns, ten children are examined for a week without any sugar intake before bed. One week later, the same ten are examined after eating sugary snacks before bed.
   
  Situation B: In order to test the effects of sugar intake on childrens sleep patterns, 20 children are randomly assigned to a control and experimental group. Each group of ten is then examined for sleep patterns.
  1.Situation A
  2.Situation B

Question 2

Which is not an example of a probability sample?
  1.cluster sample
  2.proportional random sample
  3.stratified random sample
  4.judgment sample


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

voltaire123

  • Sr. Member
  • ****
  • Posts: 301
Reply #1 on: Jul 24, 2018
Answer to Question 1

2

Answer to Question 2

4


audragclark

  • Hero Member
  • *****
  • Posts: 579
Reply #2 on: Jul 24, 2018
TY


voltaire123

  • Sr. Member
  • ****
  • Posts: 301
Reply #3 on: Jul 24, 2018
You're welcome


« previous next »
 

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

The strange situation. The Strange Situation features a series of episodes in which (a) the mother l The strange situation. The Strange Situation features a series of episodes in which (a) the mother l
Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a
Everyday situations sometimes present opportunities for children to build information processing ... Everyday situations sometimes present opportunities for children to build information processing ...
Role-Playing a Situation in Which a Patient Is Frightened, Angry, or Anxious Role-Playing a Situation in Which a Patient Is Frightened, Angry, or Anxious
Independent and Dependent Variables Independent and Dependent Variables
Discrete random variables- Probability Distribution Function Discrete random variables- Probability Distribution Function
Video: Natural Selection, Species Isolation and Real World Example

For a complete list of videos, visit our video library