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

Author Question: Professor Hardy has spent the last decade conducting a study of the effects of early childhood ... (Read 205 times)

robinn137

  • Hero Member
  • *****
  • Posts: 544
on: Aug 13, 2018
Professor Hardy has spent the last decade conducting a study of the effects of early childhood wellness programs on subsequent delinquency. Every year, researchers visit participating families and collect a variety of data. Over the course of ten years, many families have moved away and the research staff has been unable to locate them. What problem has Professor Hardy encountered?
 
  a. cross-sectional distortion
  b. cohort distortion
  c. panel attrition
  d. experimental mortality

Question 2

Which of the following would allow a researcher to measure change in a general population over time?
 
  a. trend study
  b. cohort study
  c. panel study
  d. cross-sectional study


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

xiaomengxian

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Aug 13, 2018
Answer to Question 1

c

Answer to Question 2

a


robinn137

  • Member
  • Posts: 544
Reply 2 on: Aug 13, 2018
:D TYSM

ttt030911

  • Member
  • Posts: 315
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Drug Effects on Synaptic Transmission Drug Effects on Synaptic Transmission
Inhibition of cyclooxygenase 1 and 2. Nonselective NSAIDs block the cytoprotective effects as well ... Inhibition of cyclooxygenase 1 and 2. Nonselective NSAIDs block the cytoprotective effects as well ...
Effects of septal defects: (A) normal shunt; no cyanosis; (B) increased pressure in right ventricle; ... Effects of septal defects: (A) normal shunt; no cyanosis; (B) increased pressure in right ventricle; ...
Accidental Childhood Poisonings Accidental Childhood Poisonings
The Effects of a Spinal Cord Injury by Spinal Level The Effects of a Spinal Cord Injury by Spinal Level
Average Precipitation Acidities and the Effects of Acid Rain Average Precipitation Acidities and the Effects of Acid Rain
Video: Junction Types - Tight and Adherens Junctions

For a complete list of videos, visit our video library