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The management of Recover Fast Hospital (RFH) claims that the average length of stay in their hospital after a major surgery is less than the average length of stay at General Hospital (GH). Independent random samples were selected, and the following statistics were calculated.   RFH GH Sample size 45 58 Mean (in days) 0.6 4.9 Standard deviation (σ) 0.5 0.6   State the null and alternative hypotheses.      H0:M1-M2<=0 Ha:M1-M2>0     H0:M1-M2>0 Ha:M1-M2<0     H0:M1-M2!=0 Ha:M1-M2=0     H0:M1-M2>=0 Ha:M1-M2<0 Question to Answer: Standard population mean Standard deviation Level (a) Sample One or two tailed test Z Value H0 HA

The management of Recover Fast Hospital (RFH) claims that the average length of stay in their hospital after a major surgery is less than the average length of stay at General Hospital (GH). Independent random samples were selected, and the following statistics were calculated.   RFH GH Sample size 45 58 Mean (in days) 0.6 4.9 Standard deviation (σ) 0.5 0.6   State the null and alternative hypotheses.      H0:M1-M2<=0 Ha:M1-M2>0     H0:M1-M2>0 Ha:M1-M2<0     H0:M1-M2!=0 Ha:M1-M2=0     H0:M1-M2>=0 Ha:M1-M2<0 Question to Answer: Standard population mean Standard deviation Level (a) Sample One or two tailed test Z Value H0 HA

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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  1. The management of Recover Fast Hospital (RFH) claims that the average length of stay in their hospital after a major surgery is less than the average length of stay at General Hospital (GH). Independent random samples were selected, and the following statistics were calculated.

      RFH GH
    Sample size 45 58
    Mean (in days) 0.6 4.9
    Standard deviation (σ) 0.5 0.6

     

    State the null and alternative hypotheses. 

       

    H0:M1-M2<=0

    Ha:M1-M2>0
       

    H0:M1-M2>0

    Ha:M1-M2<0
       

    H0:M1-M2!=0

    Ha:M1-M2=0
       

    H0:M1-M2>=0

    Ha:M1-M2<0


    Question to Answer:
    Standard population mean
    Standard deviation
    Level (a)
    Sample
    One or two tailed test
    Z Value
    H0
    HA
     
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