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

Author Question: We are interested in selecting a sample from a population of size 4,000 in order to develop an ... (Read 89 times)

SGallaher96

  • Hero Member
  • *****
  • Posts: 509
on: Jun 24, 2018
We are interested in selecting a sample from a population of size 4,000 in order to develop an approximate 95 confidence interval estimate of the population mean. A pilot study has resulted in a standard deviation of 600 . What should be the sample size if we do not want the sampling error to exceed 200?

Question 2

The ___________________ _ is the least effective of all the measures of variability.
 Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

frankwu0507

  • Sr. Member
  • ****
  • Posts: 322
Reply #1 on: Jun 24, 2018
Answer to Question 1

36

Answer to Question 2

range


SGallaher96

  • Member
  • Posts: 509
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

Sarahjh

  • Member
  • Posts: 370
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

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?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Mononucleosis is caused by the Epstein–Barr virus. Symptoms of the infectious disease are swollen pa Mononucleosis is caused by the Epstein–Barr virus. Symptoms of the infectious disease are swollen pa
Fossil Size Fossil Size
Bones change radically in size and shape from newborn to adult, as these cervical vertebrae demonstr Bones change radically in size and shape from newborn to adult, as these cervical vertebrae demonstr
Sample Exercise Program for Limited Older Adults Sample Exercise Program for Limited Older Adults
A typical open-end wrench. Note the size difference on each end and that the head is angled 15 ... A typical open-end wrench. Note the size difference on each end and that the head is angled 15 ...
World Population, 1850–2150 World Population, 1850–2150
Video: Supine Position

For a complete list of videos, visit our video library