This topic contains a solution. Click here to go to the answer

Author Question: When investigators take random samples from the same population over time, the methodology is called ... (Read 70 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
When investigators take random samples from the same population over time, the methodology is called a
 
  a. trend study.
  b. cohort study.
  c. cohort-sequential study.
  d. panel study.

Question 2

Differences across age groups that occur because of different life experiences as the people in each age group grew up in very different circumstances are called
 
  a. baseline effects.
  b. cohort effects.
  c. wave effects.
  d. trend effects.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cswans24

  • Sr. Member
  • ****
  • Posts: 317
Answer to Question 1

a

Answer to Question 2

b





 

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

For a complete list of videos, visit our video library