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Dependent-Samples t-Test

Dependent-Samples t-Test

Dependent-Samples t-Test. Analyzing Two-sample Matched-Groups and Within-Subjects Designs. Independent Samples Design Different groups of participants receive different levels of the IV Each participant serves in only one condition Independent samples are used in each condition

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420 views • 39 slides
Test statistic: Group Comparison

Test statistic: Group Comparison

Research Statistics , Lecture 5. Test statistic: Group Comparison. Jobayer Hossain Larry Holmes, Jr. October 30,2008. Hypothesis Testing (Quantitative variable). One group sample - one sample t-test. Test for value of a single mean

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480 views • 38 slides
Sampling Distribution of

Sampling Distribution of

Sampling Distribution of . If and are normally distributed and samples 1 and 2 are independent , their difference is. Sampling Distribution of . If and are normally distributed and samples 1 and 2 are

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396 views • 28 slides
Comparing Canadian Born and Foreign Born Respondents

Comparing Canadian Born and Foreign Born Respondents

Comparing Canadian Born and Foreign Born Respondents. The Panel Study on Homelessness in Ottawa F. Klodawsky, T. Aubry, B. Behnia, C. Nicholson, M. Young. Outline of the Presentation. Foreign Born Respondents Design and Methods Results: Profile of Foreign Born Respondents

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388 views • 22 slides
Comparing Canadian Born and Foreign Born Respondents

Comparing Canadian Born and Foreign Born Respondents

Comparing Canadian Born and Foreign Born Respondents. The Panel Study on Homelessness in Ottawa F. Klodawsky, T. Aubry, B. Behnia, C. Nicholson, M. Young. Outline of the Presentation. Foreign Born Respondents Design and Methods Results: Profile of Foreign Born Respondents

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333 views • 22 slides
t test for matched samples

t test for matched samples

t test for matched samples Matched Samples: Samples that have subjects chosen based on shared characteristics. Typical matching characteristics: - Gender - Socioeconomic status (SES) - Age - IQ. Matching subjects reduces variability that is caused by the matching variable.

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211 views • 19 slides
Dependent Samples

Dependent Samples

Dependent Samples. Matched Samples Experimental Designs. Between-Subjects Design. Different groups of participants receive different levels of the IV Each participant serves in only one condition Independent samples may be used in each condition

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184 views • 17 slides
Power and Effect Size

Power and Effect Size

Power and Effect Size. Errors. Type I Rejecting the Null hypothesis when it is true Type II Failing to reject the Null hypothesis when in fact we should. Errors cont. Power. The probability of rejecting H o when H o is false. Factors affecting Power. Alpha ( ?).

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309 views • 16 slides

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