'Independent sample t' presentation slideshows

T-Test

T-Test. Faisal Aziz. T-Test. William S. Gosset discovered T-distribution in 1906 T-distribution is similar to normal distribution Used when sample size <30. T-Test. To compare means Numerical Data Comparing the Mean of two groups Also referred as student t-test. Degrees of Freedom.

965 views • 37 slides

Chapter 8 Hypothesis Testing

Chapter 8 Hypothesis Testing. Definitions 1 Sample Mean Z-test 1 Sample Mean T-test 1 Proportion Z-test 2 Independent Samples T-test 2 Related Samples Paired Data Type of Errors. Definition. Hypotheses Test Statistic P-value Decision and Conclusion. Definition.

689 views • 34 slides

SPSS 2: Data analysis

SPSS 2: Data analysis. By Wendiann Sethi Spring 2011. Course description:.

438 views • 23 slides

Demonstration of Statistical Software

Demonstration of Statistical Software . Eugene Tseytlin Department of BioMedical Informatics, University of Pittsburgh. Overview. Dataset Overview Descriptive Statistics Using Calc Descriptive Statistics Using PSPP Descriptive Statistics Using R EpiInfo Demonstration Video.

331 views • 20 slides

The Two Sample t

The Two Sample t. Review significance testing Review t distribution Introduce 2 Sample t test / SPSS . Significance Testing . State a Null Hypothesis Calculate the odds of obtaining your sample finding if the null hypothesis is correct

293 views • 19 slides

SPSS ADVANCED ANALYSIS

SPSS ADVANCED ANALYSIS. Wendiann Sethi Spring 2011. Statistical techniques to be covered. Explore relationships among variables Correlation Regression/Multiple regression Logistic regression Factor analysis. Compare groups Non-parametric statistics T-tests

507 views • 18 slides

t-tests

t-tests. Features: One Independent Variable Two Groups, or Levels of the Independent Variable Independent Samples (Between-Groups): the two groups are not related in any way Interval/Ratio Measurement of the Dependent Variable. Basic Concepts:

283 views • 17 slides

The t distribution and the independent sample t-test

The t distribution and the independent sample t-test. i271B. Some Data Considerations for Final Exam:. Two metric variables Correlation One binary categorical variable, one metric variable T-test Two categorical variables Chi-Square ( crosstabulations )

523 views • 15 slides

Rugphong Vongsaroj. Ph.D. NIDA Center of Integrated Tourism Management Studies

Tourism Product Development Enhancing Sustainable Tourism Development of Thai Tour Operators A Case of Chiangmai and Phuket Provinces. Rugphong Vongsaroj. Ph.D. NIDA Center of Integrated Tourism Management Studies. Introduction. Economic. Social. Environment.

313 views • 14 slides

T-Test (difference of means test)

402 views • 13 slides

Impact of sagittal plane spinal deformity on the spino-pelvic relationship and gravity line position in adults

Impact of sagittal plane spinal deformity on the spino-pelvic relationship and gravity line position in adults. Virginie Lafage, Frank Schwab, Francisco Rubio, Jean-Pierre Farcy. Maimonides Medical Center - NYU HJD, New York. Context. Loss of global alignment (Plumbline shift anteriorly).

771 views • 12 slides