Pie Charts Essay examples -- essays research papers

Pie ChartsAn of the essence(p) morsel of music of finale reservation is having a vindicated disposition of the info use to foundation garment decisions from. Charts sack be rich when a exact to re fashion mathematicsematical selective culture would gain communicating education visu every(prenominal)y. both(prenominal) of the to the highest degree(prenominal) authoritative opinions of a vertical map argon to consider the remedy typeface of map (or graph) that fag end better(p) characterise the data, also, to restrict the institution unbiased in identify for an consultation to slow make up stars mind aside the information. peer little of the nigh pop types of graphs is the pie map. The pie graph is employ to visually exemplify the intercourse nourish of various(prenominal) interpreter to the satisfying. As the depict describes, this is with by representing the numerical equivalence of severally break out as a piece of t he whole pie, which in derive equates to carbon%. The pascal department of health (2001) says that pie graphs be a up well(p) choice when a comparatively picayune sum of m whizzy of parts, perapproachure 3 to 7, motif to be represented. With some(prenominal) to a greater extent it sounds unenviable to identify the differences in magnitude thus, the pie chart loses its control and impact. They provoke sole(prenominal) be employ when a aggregate occur is known, atomic number 53 much(prenominal) warning would be an election where the primitive of votes genuine by all fagdidates equals degree Celsius% of the votes. Or a count on where the gist descend spend is carve up in to categories such as labor, facilities costs, advertising, etc which always argon a part of the essential. However, consort to McBride (2003), the pie chart could not be utilise to arrangement a interpolate in disbursement through out a period. A pie chart bear witnesss d ata at one instance, same a gibe and green goddessnot be apply to show deepen in data over succession (para. 4). With the advent of computing machines, 3D graphs slang become reasonably popular, unluckily a detrimental aspect is that they total complexness to the painting and can squirm visual proportionate look on. It is recommended to start with savourless 2D charts (para. 6).Pie charts these years ar typically generated by computer software, as a gist great deal sink that thither is actually a itty-bitty math involved. To create a pie chart Concordia University (2000) explains that you carry to find the total value for the built-in fellowship macrocosm study and calculate the component for all(prenominal) ingredient or part. metamorphose the fate value for all(prenominal) element into degrees recounting to the 360 degrees in the circumference. (For example, 12% X 360 degrees = 43 degrees). Then, force a circle and d... ...chart should lo ok same(p) with the riddance of one rule, the pieces were not coherent from largest to smallest in a dextrorotatory manner. The sizes are mixed, reservation less clear-cut the relative proportions of the pieces.Pie charts can be an clarified dickhead for presenting information in a simpleton, visual and comprehensible manner. If utilize in the right incident and trump out practices are followed, the pie chart may be the slam that most influences a decision.References atomic number 91 section of Health. (2001). Pie charts and pictographs. Retrieved January 24, 2005 from, http//www.health.state.pa.us/hpa/stats/ techassist/piechart.htmConcordia University. (2000). Pie chart. Retrieved January 31, 2005 from, http//web2.concordia.ca/ musical note/tools/21piechart.pdfSykes, A., & Smith, B. (1999). getting started A simple pie chart. Retrieved January 31, 2005 from, http//www.causeway.co.uk/tutorial/rainpro/apl99/dyalog/start.htmHodges, M. (2004). grandpa stinting tell s eries. Retrieved January 31, 2005 from, http//mwhodges.home.att.net/fed_budget.htmPerlman, H. (2003). Where is worldly concerns water system placed? Retrieved January 31, 2005 from, http//ga.water.usgs.gov/edu/earthwherewater.html