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

Author Question: The size of the sample required to estimate a population mean is __________ proportional to the ... (Read 100 times)

silviawilliams41

  • Hero Member
  • *****
  • Posts: 560
on: Jun 29, 2018
The size of the sample required to estimate a population mean is __________ proportional to the __________ of the characteristic in the population.
 a. directly, variability
  b. inversely, variability
  c. inversely, size
  d. directly, size
  e. uniformly, sizeConsider the factors:1 . the standard error of the estimate2 . the desired precision of the estimate3 . the desired degree of confidence4 . the size of the population

Question 2

Which of the following are required to determine the sample size necessary to estimate a population mean?
 a. Knowledge about or an estimate of the population variance
  b. A statement of the degree of precision desired
  c. A statement of the degree of confidence desired
  d. Both b and c.
  e. a, b, and c.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bulacsom

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jun 29, 2018
Answer to Question 1

a

Answer to Question 2

E


silviawilliams41

  • Member
  • Posts: 560
Reply 2 on: Jun 29, 2018
Wow, this really help

rleezy04

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Sample Program for Changing Daily Caloric Intake (cont.) Sample Program for Changing Daily Caloric Intake (cont.)
Sources of income for U.S. population aged 65 and over. Sources of income for U.S. population aged 65 and over.
By how many times will the population of bacteria have increased after 6 h? By how many times will the population of bacteria have increased after 6 h?
Population Patterns: Tarim Basin Population Patterns: Tarim Basin
Sample of a weekly bookkeeping ledger. Sample of a weekly bookkeeping ledger.
A sample of work by a Grade 4 student with a specific learning disorder A sample of work by a Grade 4 student with a specific learning disorder
Video: Buffers definition and the role of buffer in the body

For a complete list of videos, visit our video library