[Get Answer ]-Lean Six Sigma 6

Question Description

Project:HealthcareDeliverable:Expected VariationHow do I determine if it’sapproximately normal?

Mean:ROUND ALL FINAL RESULTS TO 3 DECIMAL PLACES.Standarddeviation:::Isthe data approximately bell shaped?Yes or NoWhatis the lowest point of expected variation?
Whatis the upper point of expected variation?

1. Calculate the average for each.2.  Calculate the standard deviation for each.3.  From these calculations, determine therange of expected variation.

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4. Create a histogram from this data. Use the  appropriate number of cells to representthe data.
  Hint: There is a ‘rules of thumb’ cell choice table
  in the HISTOGRAM (part I) section ofyour workbook.5.  By looking at the histogram, is the processapproximately normally  distributed? Is there obviousassignable-cause variation?

here is the data:

These are the wait times from last months:

24,  27,  18,  11,  22,  27,  17,  23,  17,  5,  17,  28,  24,  17,  8,  21,  26,  23,  17,  31,  18,  27,  22,  27,  17,  40,  22,  18,  17,  18,  28, 

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