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### Chapter_21_Revised

Course: STAT 250, Fall 2010
School: George Mason
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Word Count: 417

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21 Inference Chapter about Variables: Part III Review BPS - 5th Ed. Chapter 21 1 Data Production Data Basics Individuals (subjects) Variables o Categorical vs Quantitative o Units of Measurement o Explanatory vs Response Data production basics o Observation vs Experiment o Simple Random Samples o Completely Randomized Experiments Beware o Really bad data production can make interpretation impossible...

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George Mason - STAT - 250
Chapter 20Comparing Two ProportionsBPS - 5th Ed.Chapter 201Comparing Two Proportions (Outline) Two-sample problems: proportions The sampling distribution of the differencebetween proportions Large-sample confidence intervals for comparingproport
George Mason - STAT - 250
Chapter 19Inference about a Population ProportionBPS - 5th Ed.Chapter 191Chapter 19: Inference about a PopulationProportion (Outline)p The sample proportion, Large-sample confidence intervals for aproportion Accurate confidence intervals for a
George Mason - STAT - 250
Chapter 18Two-Sample ProblemsBPS - 5th Ed.Chapter 181Chapter 18 OutlineTwo-Sample problemComparing two population meansTwo-sample t proceduresUsing technologyRobustnessBPS - 5th Ed.Chapter 182Two-Sample Problems The goal of inference is to
George Mason - STAT - 250
Chapter 17Inference about a Population MeanBPS - 5th Ed.Chapter 171Inference about a Population Mean When is Unknown (Outline) Review of the Four Step Process Confidence Intervals Tests of SignificanceConditions for inference about a meanThe t
George Mason - STAT - 250
Chapter 15Thinking about InferenceBPS - 5th Ed.Chapter 151Thinking About Inference (Outline)Conditions for Inference in PracticeHow Confidence Intervals BehaveHow Significance Tests BehavePlanning Studies: Sample Size for ConfidenceIntervals Ty
George Mason - STAT - 250
Chapter 16From Exploration to Inference:Part II ReviewBPS - 5th Ed.Chapter 161From Exploration to InferenceDesigns for producing data are essential if thedata are intended to represent some widerpopulation or process. This is one way to get asam
George Mason - STAT - 250
Chapter 14Introduction to InferenceBPS - 5th Ed.Chapter 141Introduction to Inference (Outline)Reasoning of statistical estimationMargin of error and confidence levelConfidence intervals for a population meanThe reasoning of tests of significance
George Mason - STAT - 250
Chapter 13Binomial DistributionsBPS - 5th Ed.Chapter 131Binomial Probability Distribution Binomial Probability Distribution A special discrete probability distribution Describes probabilities for experiments thathave two mutually exclusive outcom
George Mason - STAT - 250
Chapter 10Introducing ProbabilityBPS - 5th Ed.Chapter 101Idea of Probability Probability is the science of chance behavior(Chance behavior is not predictable in theshort run but has a regular and predictablepattern in the long run.) We study out
George Mason - STAT - 250
TEST 1 REVIEW - ContinuedBPS - 5th Ed.Chapter 21Three characteristics of a quantitative variable'sdistribution: Shape Visually via graphs. Chapter 1 Center (Typical Value) Numeric summary.Chapter 2 Spread (Dispersion) Numeric summary.Appropriate
George Mason - STAT - 250
REVIEW FOR TEST 1Picturing Distributions with GraphsBPS - 5th Ed.Chapter 11StatisticsStatistics is a science that involves the extraction ofinformation from numerical data obtained during anexperiment or from a sample. It involves the designof th
George Mason - STAT - 250
S T A T 250 : I n t r o d u c t o r y S t a t i s t i c s IC o u r se G o a l s1. To expose the student to the ideas and concepts of statistics and probability and the statisticalmodels used for decision support in different areas of our life.2. To gi
George Mason - STAT - 250
Chapter 11Sampling DistributionsBPS - 5th Ed.Chapter 111Sampling DistributionsOutline of Chapter 11 Parameters and Statistics Statistical Estimation and the Law of LargeNumbers Sampling Distribution The Sampling Distribution of the Sample Mean
George Mason - STAT - 250
Chapter 10Introducing ProbabilityBPS - 5th Ed.Chapter 101Idea of Probability Probability is the science of chance behavior(Chance behavior is not predictable in theshort run but has a regular and predictablepattern in the long run.) We study out
George Mason - STAT - 250
Chapter 9Producing Data: ExperimentsBPS - 5th Ed.Chapter 91How Data are Obtained Observational Study Observes individuals and measures variables ofinterest but does not attempt to influence theresponses Describes some group or situation Also ca
George Mason - STAT - 250
Chapter 8Producing Data: SamplingBPS - 5th Ed.Chapter 81Population and Sample Researchers often want to answer questionsabout some large group of individuals (thisgroup is called the population) Often the researchers cannot measure (orsurvey) al
George Mason - STAT - 250
CHAPTER 2DESCRIBING DISTRIBUTIONS WITHNUMBERSOVERVIEWOnce you have examined graphs to get an overall sense of the data, it is helpful to look at numericalsummaries of features of the data that clarify the notions of center and spread.Measures of cen
George Mason - STAT - 250
R e v ise d T e n t a t i v e D a i l y C o u r se Sc h e d u l e(Su bj e c t to c h a nge a t a ny t im e by a n nou n c em e n t du r i n g c l ass)C L A SS130th AugMonWeek 121st SeptWedWeek 16th SeptMonWeek 238th SeptWedWeek 2413th S
George Mason - STAT - 250
Final Exam Schedules for Fall 2010SectionDL1Dl 2003004005006007008009ClassroomOn-LineOn-LineSTII 9STII 7ENT 178R B104IN 105R B104STII 9Regular ClassMeetingTimeOn-LineOn-LineM-W-F: 8:30-9:20AMM-W-F: 10:30-11:20AMMWF: 12:30-1:20PM
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labianca (sdl659) Ch14-Extra turner (92785)This print-out should have 20 questions.Multiple-choice questions may continue onthe next column or page nd all choicesbefore answering.001 (part 1 of 2) 10.0 pointsYou want to create an electric eldE = 0,
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labianca (sdl659) Ch16-Extra turner (92785)This print-out should have 19 questions.Multiple-choice questions may continue onthe next column or page nd all choicesbefore answering.001 (part 1 of 4) 10.0 pointsA solid metal ball of radius 1.5 cm beari
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