Treatment%20of%20Data_good%20for%20SP

Treatment%20of%20Data_good%20for%20SP - Treatment of Data...

Info iconThis preview shows pages 1–9. Sign up to view the full content.

View Full Document Right Arrow Icon
Treatment of Data
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Objectives Learn and apply qualitative tools for understanding the process and discovering problems for further analysis Learn and apply the seven tools most utilized for process understanding in industry for Efficient data collection Identification of quality improvement opportunities Variability measurement Data analysis
Background image of page 2
Important Terms Descriptive Statistics: presentation of data in tables and charts that summarize the data by way of numerical descriptions Statistical Inference: generalizations based on sample data (depends heavily on probability theory) - 2 major areas: estimation and tests of hypothesis Classical approach - inferences are based strictly on information obtained from a random sample selected from the population Bayesian approach - utilizes prior subjective knowledge about the probability distribution of the unknown parameters in conjunction with information provided by the sample data Treatment of Data: data obtained from experiments, surveys, measurements can be very numerous, overwhelming, and thus, unmanageable; Statistical Data Treatment condenses data into a useable form
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Overview The qualitative and quantitative tools presented in this module allow the analyst to collect, tabulate and analyze process data in a systematic fashion. Provide an objective basis for systems level decision-making, and identifying system components that contain opportunities for improvement.
Background image of page 4
Overview The benefits provided by these tools for process type systems analysis are Improved process information Better communication within and between departments or functional areas Discussions are based on fact Consensus for action can be achieved Information is available for improving targeted system components
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Overview Process Identification Tools Data Tables (Check Lists) Pareto Analysis Process Analysis Tools Histograms Scatter Diagrams Control Charts Process Identification and Analysis Tools Cause and Effect Analysis Trend Analysis
Background image of page 6
Uses Data Tables Systematic method for collecting and displaying data Pareto Analysis Special type of histogram that aids in the identification and prioritization of problem areas Cause and Effect Analysis After identifying a problem, we need to determine its cause(s) Trend Analysis Determine best fit equation from a scatter diagram Histograms Graphical representation of data as a frequency distribution Scatter Diagrams Organizes data using an independent and a dependant variable to visually determine a relationship
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Data Tables (Check Sheets) Data tables are forms designed for collecting specific data about the process Oftentimes Data Tables have the form of checklists (Check sheets or tally sheets) Used to answer How often does something happen?
Background image of page 8
Image of page 9
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 78

Treatment%20of%20Data_good%20for%20SP - Treatment of Data...

This preview shows document pages 1 - 9. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online