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# Ch1 sec 1-2 - MAT150StatisticsI Lesson1 Mr.Horwitz...

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MAT-150 Statistics I Lesson 1 Mr. Horwitz September 8, 2010

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What is this course about? What is statistics? Why should I study statistics? How can studying statistics help me in my  profession?
The Truth You are exposed to statistics everyday. 4 of 5 dentists surveyed Tide vs. The “leading brand” The latest poll shows Obama leading McCain… All careers have some statistics. Healthcare – Smoking causes lung cancer Economics – US coal production which increased my  2.5% in 2006, is expected to fall by 3.1% in 2007.

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Where to begin? Any new type of math has its own vocabulary Once we learn the vocabulary then we can apply the  concepts to real world situations.
What is Statistics? Statistics is the science of collecting, organizing,  analyzing, and interpreting  data  in order to make  decisions. Data – consist of information coming from  observations, counts, measurements, or responses. A collection of data values forms a  data set .

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