'Null hypothesis value' diaporamas de présentation

Chapter 9: Statistical Inference: Significance Tests About Hypotheses

Chapter 9: Statistical Inference: Significance Tests About Hypotheses. Section 9.1: What Are the Steps for Performing a Significance Test?. Learning Objectives. 5 Steps of a Significance Test Assumptions Hypotheses Calculate the test statistic P-Value Conclusion and Statistic Significance.

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Chapter 20: Testing Hypotheses About Proportions

Chapter 20: Testing Hypotheses About Proportions. Unit 5. AP Statistics. Hypotheses. Hypotheses are working models that we adopt temporarily. Our starting hypothesis is called the null hypothesis .

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Tests of Significance

Tests of Significance. An Inference Procedure We will study a procedure for learning about the unknown population mean on a quantitative variable. Background .

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BMS 617

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Review of Chapters 1- 6

Review of Chapters 1- 6. We review some important themes from the first 6 chapters Introduction Statistics - Set of methods for collecting/analyzing data (the art and science of learning from data). Provides methods for Design - Planning/Implementing a study

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Chapter 9: Testing a Claim

Chapter 9: Testing a Claim. Section 9.1 Significance Tests: The Basics. Introduction

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Hypothesis Testing

Hypothesis Testing. An Inference Procedure We will study procedures for both the unknown population mean on a quantitative variable and the unknown population proportion on a qualitative variable. Background .

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Chapter 20

Chapter 20. Testing Hypotheses About Proportions . Example. Census data for a certain county show that 19% of the adult residents are Hispanics. Suppose 72 people are called for jury duty and only 9 of them are Hispanic.

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