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

Author Question: A researcher plans to utilize a systematic random sampling method from a population of 5000 eligible ... (Read 91 times)

chads108

  • Hero Member
  • *****
  • Posts: 507
on: Jul 8, 2018
A researcher plans to utilize a systematic random sampling method from a population of 5000 eligible subjects, using a sample of 200 subjects. Beginning at a randomly selected point on the list of subjects, what is the gap between elements?
 
  a. 25
  b. 50
  c. 100
  d. 200

Question 2

A researcher who wishes to study the effects of a prenatal breastfeeding education program on the length of time African-American inner-city women breastfeed infants learns that 70 of women in the target population are unmarried.
 
  To achieve stratified random sampling in a sample of 50 subjects, the researcher will:
  a. conduct the study using unmarried subjects only.
  b. randomly assign all subjects to control versus experimental groups.
  c. select a random sample of 35 unmarried and 15 married subjects.
  d. select 25 subjects who are married and 25 who are not married.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

LP

  • Sr. Member
  • ****
  • Posts: 302
Reply #1 on: Jul 8, 2018
Answer to Question 1

ANS: A

Answer to Question 2

ANS: C


chads108

  • Member
  • Posts: 507
Reply 2 on: Jul 8, 2018
Great answer, keep it coming :)

scikid

  • Member
  • Posts: 300
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Examining the survivorship curve of a Dall mountain sheep population reveals information on the caus Examining the survivorship curve of a Dall mountain sheep population reveals information on the caus
Body Part, Method of Examination, and Equipment Used During the General Physical Examination Cont. Body Part, Method of Examination, and Equipment Used During the General Physical Examination Cont.
The Median Age of the U.S. Population The Median Age of the U.S. Population
How to solve a pair of linear equations using the Addition-Subtraction Method How to solve a pair of linear equations using the Addition-Subtraction Method
How to evaluate third-order determinants by Minors Method (Question 2) How to evaluate third-order determinants by Minors Method (Question 2)
Chorionic villus sampling (left) and amniocentesis (right) Chorionic villus sampling (left) and amniocentesis (right)
Video: Resting membrane potential - electrical polarity and maintenance requirements

For a complete list of videos, visit our video library