« previous next »

Author Question: Practice effects are a major problem with . a. cross-sectional designs b. longitudinal designs ... (Read 160 times)

kamilo84

  • Sr. Member
  • ****
  • Posts: 495
on: Aug 23, 2018
Practice effects are a major problem with .
 
  a. cross-sectional designs
  b. longitudinal designs
  c. time-lag designs
  d. sequential designs

Question 2

If participants at the end of a longitudinal study tend to be those who were initially higher on some variable, then we have a case of
 
  a. negative selective survival.
  b. positive selective survival.
  c. elective selective survival.
  d. equally selective survival.


brittanywood

  • Sr. Member
  • ****
  • Posts: 355
Reply #1 on: Aug 23, 2018
Answer to Question 1

ANSWER: b

Answer to Question 2

ANSWER: b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Stages of a Neurospora cross Stages of a Neurospora cross
A Controlled Cross between Two Plants A Controlled Cross between Two Plants
Organizational Effects of Testosterone Around the time of birth, testosterone masculinizes and defem Organizational Effects of Testosterone Around the time of birth, testosterone masculinizes and defem
The phenotypic and genotypic ratios of a dihybrid cross can be derived using a branched-line method The phenotypic and genotypic ratios of a dihybrid cross can be derived using a branched-line method
linear programming problem, applying simplex method and sensitivity analysis linear programming problem, applying simplex method and sensitivity analysis
Number writing practice 1-30 kindergarten Number writing practice 1-30 kindergarten
Video: Burn Animation

For a complete list of videos, visit our video library