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

Author Question: The advantages of stratified over simple random sampling include stratified sampling a. ensures ... (Read 222 times)

bucstennis@aim.com

  • Hero Member
  • *****
  • Posts: 532
on: Jun 29, 2018
The advantages of stratified over simple random sampling include stratified sampling
 a. ensures adequate representation from each stratum of interest.
  b. can produce more precise sample statistics.
  c. allows for the comparison of variables between strata.
  d. Both b and c.
  e. All of the above.

Question 2

A researcher divides the population of the purchasers of Brand X into heavy and light users. He then chooses a random sample independently from each group. This is an example of __________ sampling.
 a. nonprobability
  b. random
  c. judgmental
  d. stratified
  e. quota


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mochi09

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jun 29, 2018
Answer to Question 1

E

Answer to Question 2

D


bucstennis@aim.com

  • Member
  • Posts: 532
Reply 2 on: Jun 29, 2018
Wow, this really help

bulacsom

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

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.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Relatively simple changes in Hox genes control limb formation in tetrapods. Relatively simple changes in Hox genes control limb formation in tetrapods.
Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and
Advantages and Disadvantages of Convection super-heater Advantages and Disadvantages of Convection super-heater
Routes of Drug Administration: Advantages and Disadvantages Routes of Drug Administration: Advantages and Disadvantages
Random distribution of dandelions Random distribution of dandelions
One generation of random mating produces Hardy–Weinberg equilibrium One generation of random mating produces Hardy–Weinberg equilibrium
Video: Stroke volume

For a complete list of videos, visit our video library