Giant chart What is a Gantt chart? A Gantt chart is a bar chart used to illustrate a project schedule‚ including start and finish dates of activities and a summary of activities of a project. These activities form what is usually called the work breakdown structure of a specific construction project. Gantt charts serve as an excellent tool to show updated schedule status using actual complete shadings and vertical line representing the actual date. Gantt charts sometimes are prepared showing precedence
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According to NASA researchers‚ the Mayan civilization in Mesoamerica was one of the densest populations in human history. Around 800 A.D.‚ after two millennia of steady growth and during the peak of the Mayan Empire‚ its population reached an all-time high. It averaged 1‚550 people per square mile. In comparison‚ Mexico State‚ which homes the outskirts of Mexico City’s Metropolitan Area‚ averaged 1‚196 people per square mile in 2014. It is surprising to learn that one of the most important mysteries
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From 250 A.D. to the late 1500’s A.D.‚ three advanced civilizations‚ the Mayans‚ the Aztecs‚ and the Incas controlled Central America and South America. Each of them was different but all shared some of the same qualities. They all were civilizations that had a daily life than revolved around religion. Their religions also required a lot of human sacrifices to please the gods. Also‚ they all invented calendars that were surprisingly accurate compared to the calendars today. One of the calendars was
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A Gantt chart is a type of bar chart‚ developed by Henry Gantt in the 1910s‚ that illustrates a project schedule. Gantt charts illustrate the start and finish dates of the terminal elements and summary elements of a project. Terminal elements and summary elements comprise the work breakdown structure of the project. Some Gantt charts also show the dependency (i.e. precedence network) relationships between activities. Gantt charts can be used to show current schedule status using percent-complete
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White Paper Multiple Activity Charts Multiple Activity Charts (or Multi-Activity Charts) are a very useful tool for understanding the flow of work in a cyclical process and as a consequence understanding which resource is controlling the overall progress of the work. The tool can be used to model different scenarios to determine the optimum mix of resources for the work. The example below is based on using a tower crane to lift concrete from the street to a high floor for placing. Each resource
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Greeks compared to the Maya Looking around too all the different ethnicities that can be found in this world‚ two of those most interesting cultures would have to be the Greeks and the Maya. The ancient Greek and Mayan civilizations have many similar characteristics but they also have many differences. The Mayan’s are an indigenous Mesoamerican culture found in present day South America. As where the Greeks are an ethnicity group native to Greece. The history of the Greece can be traced back
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Pie Charts An important part of decision making is having a clear understanding of the information used to base decisions from. Charts can be valuable when a need to represent numerical data would benefit communicating information visually. Some of the most important aspects of a good chart are to select the right type of chart (or graph) that can best characterize the data‚ also‚ to keep the design simple in order for an audience to easily understand the information. One of the most popular types
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Pareto chart‚ histogram‚ Ishikawa diagram QUMAN Pareto chart‚ histogram‚ Ishikawa diagram Introduction In below exercises we used Bar charts and Pareto chart to identify the most serious and frequent problems occurred in each of the two companies. We also used the Ishikawa diagrams to realize the reasons for the problems. In this report we present the solutions of the two exercises. Exercise 3 Complaint Nicks and scratches from rough handling Furniture rubbed together while on
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Henry Gantt’s legacy to production management is the following: * The Gantt chart: Still accepted as an important management tool today‚ it provides a graphic schedule for the planning and controlling of work‚ and recording progress towards stages of a project. The chart has a modern variation‚ Program Evaluation and Review Technique (PERT). * Industrial Efficiency: Industrial efficiency can only be produced by the application of scientific analysis to all aspects of the work in progress
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Control Charts Control charts‚ also known as Shewhart charts are tools used to determine if a manufacturing or business process is in a state of statistical control. The control chart was invented by Walter A. Shewhart‚ (also known as the father of statistical quality control) while working for Bell Labs in the 1920s. The company’s engineers were seeking to improve the reliability of their telephony transmission systems. The engineers had realized the importance of reducing variation in a manufacturing
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