« previous next »

Author Question: Longitudinal survey designs are also referred to as A) cross-sectional designs. B) panel ... (Read 102 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?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

This battery shows a large “1000” on the front panel but this is the CA rating and not the ... This battery shows a large “1000” on the front panel but this is the CA rating and not the ...
Understanding the Nutrition Facts Panel Understanding the Nutrition Facts Panel
A transmission electron micrograph of cytokinesis in a cross section of a dividing cell A transmission electron micrograph of cytokinesis in a cross section of a dividing cell
The monohybrid cross between tall and dwarf pea plants The monohybrid cross between tall and dwarf pea plants
The monohybrid cross between tall and dwarf pea plants The monohybrid cross between tall and dwarf pea plants
Dihybrid-cross analysis Dihybrid-cross analysis
Video: Introduction to Genetics

For a complete list of videos, visit our video library