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Chapter 8 Hypothesis Testing

Chapter 8 Hypothesis Testing

Chapter 8 Hypothesis Testing. 8-1 Review and Preview 8-2 Basics of Hypothesis Testing 8-3 Testing a Claim about a Proportion 8-4 Testing a Claim About a Mean: Known 8-5 Testing a Claim About a Mean: Not Known 8-6 Testing a Claim About a Standard Deviation or Variance.

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Section 8-1 Review and Preview

Section 8-1 Review and Preview

Section 8-1 Review and Preview.

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Hypothesis Testing: p-value 2/13/12

Hypothesis Testing: p-value 2/13/12

Hypothesis Testing: p-value 2/13/12. Randomization distribution p-value Statistical significance. Section 4.2. Professor Kari Lock Morgan Duke University. To Do. P roject 1 Proposal (due Wednesday) Homework 4 (due Monday) NO LATE HOMEWORK ACCEPTED!. Exercise and Pulse.

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Hypothesis Testing

Hypothesis Testing

Hypothesis Testing. A hypothesis is a claim or statement about a property of a population (in our case, about the mean or a proportion of the population) A hypothesis test (or test of significance) is a standard procedure for testing a claim or statement about a property of a population.

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Determining Statistical Significance

Determining Statistical Significance

Section 4.3. Determining Statistical Significance. Formal Decisions. If the p-value is small: REJECT H 0 the sample would be extreme if H 0 were true the results are statistically significant we have evidence for H a If the p-value is not small: DO NOT REJECT H 0

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