PPT-An Empirical Study of Location Truncation on Android

Kristopher Micinski Philip Phelps Jeffrey S Foster University of Maryland College Park 0 LocationBased S ervices Many apps provide targeted services In exchange for user location Do they really need precise location. depend.truncation-packageStatisticalInferenceforParametricandSemiparametricModelsBasedonDependentlyTruncatedData DescriptionSupposethatonecanobservebivariaterandomvariables(X,Y)onlywhenXholds.Data(Xj, Week 22 Chemistry. Warm Up: . 3. Minutes. A certain bag of M&M’s has 8 blue candies, 7 red candies, 4 green candies, and 6 yellow candies. What percentage of the bag is blue M&M’s? . Record your Learning . Molecular Formulas. Let’s use those mole conversions!. Empirical formula . tells you the lowest ratio of atoms within a molecule. Molecular formula . tells you the actual ratio of atoms within a molecule. You should know this for the quiz!. Empirical and Molecular Formulae. Empirical Formula. If needed, change % to g.. Do . a molar conversion to change from . g. mol. Divide each of these numbers by the smallest number. T RUNCATION & W ILDCARD O PERATORS revised 1/08gs Truncation word stem. The most commonly used truncation symbol is the asterisk ( * ). For example , a search for educat* will retrieve: educate, ed Molecular Formulas. Let’s use those mole conversions!. Empirical formula . tells you the lowest ratio of atoms within a molecule. Molecular formula . tells you the actual ratio of atoms within a molecule. Haitao. Zhang, Alex . Afanasyev. , . Lixia. Zhang (UCLA). NDNComm. 2017. March 23-26, 2017. 1. Motivation. Android devices are . widely used. Android . accounts. . for. . 88. % market . share of . Percent Composition. Percent . Composition – . the . percentage . by mass of . each . element in a . compound (*note: not the ratio of elements in the compound). Law of Definite Proportions . – compounds always contain the same proportions of elements by mass.. Or . Leveling Off the Database Learning Curve. databasics. Common database functions. Help/Guide page . Truncation/Wildcard. Phrase searching. Controlled vocabulary. Limits. Combining searches. History. Lowest whole # ratio . H. 2. O. 2. (hydrogen peroxide) is it a empirical Formula?. No, you can reduce it to HO . . H. 2. O. 2 . is the molecular formula. Molecular formula shows the way the molecule is actually found in nature.. Objectives:. -         . The student will determine an empirical, or simplest, formula from percentage composition data..  . PA Science and Technology Standards: 3.4.10.A; 3.4.12.A. PA Mathematics Standards: 2.2.11.A, 2.3.11.C, 2.4.11.E, 2.5.11.A. Percent Composition. ~percent by mass of atoms present in a compound. = (mass of atom). . (total molar mass) x 100. water is . 88.81 . % Oxygen and . 11.19 . % Hydrogen. O- 16.00/18.016 x 100 = . 88.81 . Android is the most widely used mobile operating system globally
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The mobile market is expanding, and learning Android can open up a variety of career opportunities in the field.
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