« previous next »

Author Question: Longitudinal survey designs are also referred to as A) cross-sectional designs. B) panel ... (Read 121 times)

viki

  • Hero Member
  • *****
  • Posts: 525
on: Aug 4, 2018
Longitudinal survey designs are also referred to as
 
  A) cross-sectional designs.
  B) panel designs.
  C) between-subjects designs.
  D) threshold designs.

Question 2

How do researchers determine what size sample is necessary?
 
  A) By estimating the variability of the characteristic of the population that they want to measure.
  B) By estimating the mean of the characteristic of the population that they want to measure.
  C) By estimating the reliability of the survey instrument.
  D) Both A and B


rleezy04

  • Sr. Member
  • ****
  • Posts: 322
Reply #1 on: Aug 4, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Role of calcium, tropomyosin, and troponin in cross-bridge cycling. Role of calcium, tropomyosin, and troponin in cross-bridge cycling.
A Cross Section of the Spinal Cord A Cross Section of the Spinal Cord
Cross page from the Lindisfarne Gospels. Cross page from the Lindisfarne Gospels.
A radiator may be either a down-flow or a cross-flow type. A radiator may be either a down-flow or a cross-flow type.
Two wells are filled with different antigens and when they diffuse, they form lines that cross which ... Two wells are filled with different antigens and when they diffuse, they form lines that cross which ...
Progeny Vs Cross Progeny Vs Cross
Video: HIV Infection: Viral life cycle

For a complete list of videos, visit our video library