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Unformatted text preview: ReviewTest1 A. Bourhim Syracuse University MAT121Fall 2011 A. Bourhim (Syracuse University) ReviewTest1 MAT121Fall 2011 1 / 9 Information & advices Bring your SUID , Textbook and Calculator . Lecture notes are not allowed during the test but you can attach small notes to your textbook as long as you respect the dimensions listed in the syllabus. You need to study and do not get over confident because the test is open book. You should know your Lab/Recitation Section as you need to indicate it in your exam copy (You may check it on myslice.syr.edu). The exam covers the first two chapters, and will be based only on the material covered in class and the suggested homework assignments. When you hand in your test copy make sure you sign in the list. A. Bourhim (Syracuse University) ReviewTest1 MAT121Fall 2011 2 / 9 Parameter and Statistic 1 A characteristic that describes a population is called a parameter . 2 A characteristic that describes a sample is called a statistic . Example Determine whether the given value is a parameter or statistic? 1 If the areas of all 50 states are added and the sum is divided by 50, the result is 196 , 533 square kilometers. The obtained value 196 , 533 is a parameter since it was determined from the population of ALL 50 states. 2 The author measured the voltage supplied to his home on 40 different days, and the average value is 123.7 volts....
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This note was uploaded on 10/06/2011 for the course MAT 121 taught by Professor Quinn during the Fall '08 term at Syracuse.
 Fall '08
 QUINN

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