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

Author Question: A medical records manager would like to review hospital records in order to determine the average ... (Read 187 times)

LCritchfi

  • Hero Member
  • *****
  • Posts: 519
on: Jun 24, 2018
A medical records manager would like to review hospital records in order to determine the average hospital stay for surgery patients during the past year. What sample size must be taken in order to be 95 confident that the estimate is within 1 day of the true mean? She has past studies, which indicate that  is 20.25 days.

Question 2

An auditor wishes to take a sample to verify the accounts receivable balances for a company having 500 accounts. From past history, he knows that  is 102.49 . What sample size must be taken to be 99 confident that the estimate will be within 10 of the true mean account balance?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cdmart10

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jun 24, 2018
Answer to Question 1

1576

Answer to Question 2

292


LCritchfi

  • Member
  • Posts: 519
Reply 2 on: Jun 24, 2018
:D TYSM

JCABRERA33

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Maxine Williams was the founder and first president of the AAMA. Printed with permission of American Maxine Williams was the founder and first president of the AAMA. Printed with permission of American
Black and white patients enrolled in Medicare do not receive the same medical treatment, even when ... Black and white patients enrolled in Medicare do not receive the same medical treatment, even when ...
Review of Health and Illness over the Adult Years Review of Health and Illness over the Adult Years
Commonly Misspelled Medical Terms Commonly Misspelled Medical Terms
Review of Changes in Careers over Adulthood Review of Changes in Careers over Adulthood
Medical Hot Zone Entry Exclusion Criteria During Pre-Entry Check Medical Hot Zone Entry Exclusion Criteria During Pre-Entry Check
Video: The Nerve Impulse

For a complete list of videos, visit our video library