« previous next »

Author Question: Dividing the population into subgroups and then sampling from one or more subgroups best describes: ... (Read 112 times)

Bernana

  • Hero Member
  • *****
  • Posts: 530
on: Jun 20, 2018
Dividing the population into subgroups and then sampling from one or more subgroups best
  describes:
 
  A) random sampling without replacement
  B) random sampling with replacement
  C) sampling
  D) stratified random sampling

Question 2

You are attempting to form a random sample for a study on caffeine consumption and anxiety.
  You want to make sure you get a representative sample of the entire U.S.
 
  population so you
  randomly draw participants from specific regions of the country, such as 10 participants from
  California, 10 from Texas, and so on. What technique are you using?
  A) random sampling with replacement
  B) sampling
  C) random sampling without replacement
  D) stratified random sampling


randomguy133

  • Sr. Member
  • ****
  • Posts: 310
Reply #1 on: Jun 20, 2018
Answer to Question 1

D

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Worldwide Variations in Population and Income Levels Worldwide Variations in Population and Income Levels
Percentage of Foreign-Born Whites and Native Whites of Foreign or Mixed Parentage in Total Populatio Percentage of Foreign-Born Whites and Native Whites of Foreign or Mixed Parentage in Total Populatio
population population
Population Density versus Economic Growth Population Density versus Economic Growth
Population Forecasting Population Forecasting
The Great Spike in World Population Growth The Great Spike in World Population Growth
Video: Stomach peristalsis - Movement of Food Through the Small Intestine

For a complete list of videos, visit our video library