This topic contains a solution. Click here to go to the answer

Author Question: The management of Regional Hospital has made substantial improvements in their hospital and would ... (Read 25 times)

ksmithunr

  • Full Member
  • ***
  • Posts: 176

The management of Regional Hospital has made substantial improvements in their hospital and would like to test and determine whether there has been a significant decrease in the average length of stay of their patients in their hospital.  The following data has been accumulated from before and after the improvements.  At 95% confidence, test to determine if there has been a significant reduction in the average length of stay.

 

After

Before

Sample size

45

58

Mean (in days)

4.6

4.9

Standard Deviation (σ)

0.5

0.6


a.Formulate the hypotheses.
b.Compute the test statistic.
c.Using the p-value approach, test to see if the average length of stay in RFH is significantly less than the average length of stay in GH. Let α = 0.05.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by ksmithunr on Mar 25, 2023

KobyRhoads

  • Full Member
  • ***
  • Posts: 160
    • https://anestencreams.com
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 29% of students answer this correctly

my web blog tattoo numbing cream (www.anestencream.com)



ksmithunr

  • Member
  • Posts: 176
Reply 2 on: Mar 25, 2023
YES! Correct, THANKS for helping me on my review


olderstudent

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

For a complete list of videos, visit our video library