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 200 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

daiying98

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Empathy draws a more positive response from the patient because it is based on the willingness of th Empathy draws a more positive response from the patient because it is based on the willingness of th
Example of equipment used for a urine drug screen that a medical office may require before ... Example of equipment used for a urine drug screen that a medical office may require before ...
The physician and medical assistant will often work together to choose appropriate educational ... The physician and medical assistant will often work together to choose appropriate educational ...
The medical assistant is measuring the urine output from a patient who has an indwelling Foley ... The medical assistant is measuring the urine output from a patient who has an indwelling Foley ...
If drug elimination mechanisms become saturated, a drug may exhibit zero-order elimination. If drug elimination mechanisms become saturated, a drug may exhibit zero-order elimination.
What would your average (mean) number of cells per cluster be? What would your average (mean) number of cells per cluster be?
Video: Control of ventilation rate by other brain centers (posts, hypothalamus & cerebral cortex)

For a complete list of videos, visit our video library