Chapter4BookNotes.docx

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Department
Chemistry
Course
CHEM 2121
Professor
Nicholas Frost
Semester
Spring

Description
Chapter 4 Book NotesStatistics41 Gaussian DistributionGaussian distribution ideal smooth curve that the data from an experiment approaches the more times its reapeatedorandom errors tend to symmetrically cluster about avg valueoreally cant make that many measurements but can make statistical estimates so that small set of data can predict behavior of large set of dataMean Value and Standard Deviationoex light bulb life somewhat fits Gaussian curve any finite data set will vary somewhat from Gaussian curveoMean average sum of measured values divided by nmeasurements oStandard Deviation how closely datas clustered around meanthe smaller the more closely datas clustered about mean more precisefor lightbulb case if smaller standard deviation that means more uniformly manufacturedoInfinite data set mean designated byand standard deviation designated by cant be measuredfinite data se
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