Basic Tools for Process Improvement

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Basic Tools for Process Improvement EXERCISE 1 ANSWER KEY Step 3 - Compute the range for the data set Largest value = 32 Percent body fat Smallest value = 4 Percent body fat _________________________________________ Range of values = 28 Percent body fat HISTOGRAM VIEWGRAPH 26 EXERCISE 1 ANSWER KEY Step 4 - Determine the number of intervals IF YOU HAVE THIS MANY DATA POINTS Less than 50 50 to 99 100 to 250 More than 250 USE THIS NUMBER OF INTERVALS: 5 to 7 intervals 6 to 10 intervals 7 to 12 intervals 10 to 20 intervals HISTOGRAM VIEWGRAPH 27 26 HISTOGRAM
Interval Width Basic Tools for Process Improvement Equal to or greater than the STARTING VALUE EXERCISE 1 ANSWER KEY Step 5 - Compute the interval width = Range Number of Intervals Use 8 for the number of intervals 28 = = 8 HISTOGRAM VIEWGRAPH 28 EXERCISE 1 ANSWER KEY Step 6 - Determine the starting point of each interval Step 7 - Count the number of points in each interval INTERVAL STARTING INTERVAL ENDING NUMBER NUMBER VALUE WIDTH VALUE OF COUNTS 1 4 + 4 8 3 2 8 + 4 12 20 3 12 + 4 16 20 4 16 + 4 20 20 5 20 + 4 24 10 6 24 + 4 28 5 7 28 + 4 32 1 8 32 + 4 36 1 But less than the ENDING VALUE HISTOGRAM VIEWGRAPH 29 3.5 Round up to 4 HISTOGRAM 27
Page 1 and 2: Basic Tools for Process Improvement
Page 3 and 4: 100 80 60 40 20 0 Basic Tools for P
Page 5 and 6: 4 5 F R E Q U E N C Y 100 80 60 40
Page 9 and 10: How to Construct a Histogram Step 1
Page 13 and 14: Interval Width Step 5 - Compute the
Page 15 and 16: S H O T C O U N T LEGEND: 25 20 15
Page 17 and 18: Interpreting Histograms Location an
Page 19 and 20: Target Interpreting Histograms Proc
Page 23 and 24: Interval Width Basic Tools for Proc
Page 25: EXERCISE 1 ANSWER KEY Step 1 - Coun
Page 33 and 34: NO. OF PERSONNEL 30 25 20 15 10 5 0
Page 35 and 36: HISTOGRAM VIEWGRAPH 1 • A bar gra
Page 37 and 38: HISTOGRAM VIEWGRAPH 3 5 1 Title 2 H
Page 39 and 40: HISTOGRAM VIEWGRAPH 5 Step 9 - Add
Page 41 and 42: HISTOGRAM VIEWGRAPH 7 410 1 - 180 1
Page 43 and 44: HISTOGRAM VIEWGRAPH 9 More than 250
Page 45 and 46: HISTOGRAM VIEWGRAPH 11 Equal to or
Page 47 and 48: HISTOGRAM VIEWGRAPH 13 Target Targe
Page 49 and 50: HISTOGRAM VIEWGRAPH 15 Target Targe
Page 51 and 52: HISTOGRAM VIEWGRAPH 17 TOTAL NUMBER
Page 53 and 54: HISTOGRAM VIEWGRAPH 19 Range of val
Page 55 and 56: HISTOGRAM VIEWGRAPH 21 Round up to
Page 57 and 58: HISTOGRAM VIEWGRAPH 23 Step 8 - Plo
Page 59 and 60: HISTOGRAM VIEWGRAPH 25 % FAT NO. OF
Page 61 and 62: HISTOGRAM VIEWGRAPH 27 More than 25
Page 63 and 64: HISTOGRAM VIEWGRAPH 29 Equal to or
Page 65 and 66: HISTOGRAM VIEWGRAPH 31 TOTAL = 105
Page 67 and 68: HISTOGRAM VIEWGRAPH 33 Range of val
Page 69 and 70: HISTOGRAM VIEWGRAPH 35 Round up to
Page 71: HISTOGRAM VIEWGRAPH 37 LEGEND: MCBH

Basic Tools for Process Improvement

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