'True mean' diaporamas de présentation

Chapter 10: Estimating With Confidence

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Statistical Inference and Regression Analysis: Stat-GB.3302.30, Stat-UB.0015.01

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AN INTRODUCTION TO STATISTICAL ANALYSIS OF SIMULATION OUTPUTS

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AP Statistics Review

AP Statistics Review. Inference for Means and Errors. Stoney Pryor. Husband for 16 years, father of 3 Teacher in CSISD for 17 years Taught AP Statistics since 1998 About 110 in 4 sections this year. Varsity football coach for 14 years, including 3 years as offensive coordinator

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Chapter 8 Introduction to Hypothesis Testing

Chapter 8 Introduction to Hypothesis Testing. Chapter Goals. After completing this chapter, you should be able to: Formulate null and alternative hypotheses for applications involving a single population mean or proportion Formulate a decision rule for testing a hypothesis

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Inferential Statistics

Inferential Statistics. Research Methods for Public Administrators Dr. Gail Johnson. Welcome to Inferential Statistics. This is a companion to Sampling Demystified It could be argued that this should follow that chapter

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Statistics

Statistics. Introduction to. Statistic [ st uh- tis -tik ] noun . A numerical fact or datum, especially one computed from a sample. How long does the ball take to fall?. Measured values: See Board. How do we decide which of these measured values is correct ?.

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Experimental Design & Analysis

Experimental Design & Analysis. Nonparametric Methods April 17, 2007. DOCTORAL SEMINAR, SPRING SEMESTER 2007. Nonparametric Tests. Occasions for use? The response variable (residual) cannot logically be assumed to be normally distributed, a key assumption of ANOVA models Limited data

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Data Handling/Statistics

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Advanced Design Application & Data Analysis for Field-Portable XRF

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Central Limit Theorem

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Statistics: Analyzing and Comparing Data

Statistics: Analyzing and Comparing Data . Module 3. Outline. Estimating the true mean using sample average Estimating the true variance using sample variance Confidence intervals and hypothesis tests for means and variances. Population Mean and Sample Mean.

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Statistical decision making

Statistical decision making. Frequentist statistics. frequency interpretation of probability : any given experiment can be considered as one of an infinite sequence of possible repetitions of the same experiment, each capable of producing statistically independent results.

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Confidence intervals

Confidence intervals. Summer program Brian Healy. Last class. Central limit theorem Hypothesis testing Null and Alternative hypotheses Test statistic p-value Conclusion. What are we doing today?. Confidence interval Comparison between confidence interval and hypothesis testing

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Lecture 8: Multiple comparisons

Lecture 8: Multiple comparisons. What are multiple comparisons? The problem of experiment-wise a error When do we do multiple comparisons? Statistical tests which control a e Estimating treatment effects. m C : m N+P. m N : m N+P. m c : m N. Frequency. m C. m N. m N+P. Yield.

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Statistics

Christopher, Anna, and Casey. Statistics. What you should have learned: Math 1/ Math 2. Normal distributions Empirical Rule Mean, standard deviation Parameters and statistics. Confidence Intervals: Overview. A level C confidence interval for a parameter has 2 parts.

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Ch 6 Introduction to Formal Statistical Inference

Ch 6 Introduction to Formal Statistical Inference. 6.1 Large Sample Confidence Intervals for a Mean. A confidence interval for a parameter is a data-based interval of numbers likely to include the true value of the parameter with a probability-based confidence.

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Confidence Interval Estimation of Population Mean, ? , when ? is Unknown

Confidence Interval Estimation of Population Mean, ? , when ? is Unknown. Chapter 9 Section 2. The BIG Idea!.

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Effect Sizes

Effect Sizes. Model Fit. Question regards variance accounted for, reduction of predictive error etc. R-squared Residual standard error BIC etc. Related p(H|Data) Others in Path Analysis/SEM such as GoF, RMSE Others in classification problems

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