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Displaying z test PowerPoint Presentations



8.4 Testing the Difference Between Proportion - A Teachers' Page PPT

Presentation Summary : 8.4 Testing the Difference Between Proportions Statistics Mrs. Spitz Spring 2009 Objectives/Assignment How to perform a z-test for the difference between two ...

Source : http://www.dgelman.com/powerpoints/statistics/spitz/8.4%20Testing%20theDifference%20Between%20Proportions.ppt

Z-Tests, T-Tests, Correlations - University of Texas at El Paso PPT

Presentation Summary : T-Tests and Chi2 Does your sample data reflect the population from which it is drawn from? Single Group Z and T-Tests The basic goal of these simple tests is to show ...

Source : http://utminers.utep.edu/crboehmer/T-Tests%20&%20Chi2.ppt

Analysis of Means - George Mason University PPT

Presentation Summary : Inferential Statistics & Hypothesis Testing Heibatollah Baghi, and Mastee Badii Objectives Conduct one sample mean test Using Z statistics Using t statistics ...

Source : http://gunston.gmu.edu/healthscience/597/StatisticalInferences.PPT

Fundamentals of Research Project Planning: Hypotheses ... PPT

Presentation Summary : Comparing Population Parameters (Z-test, t-tests and Chi-Square test) Dr. M. H. Rahbar Professor of Biostatistics Department of Epidemiology Director, Data ...

Source : http://www.pitt.edu/~super7/19011-20001/19031.ppt

Fundamentals Of Hypothesis Testing: One Sample Test PPT

Presentation Summary : Title: Fundamentals Of Hypothesis Testing: One Sample Test Subject: Statistics for Managers Using Microsoft Excel, 2/e Keywords: Chapter 8, Hypothesis Testing ...

Source : http://www.clt.astate.edu/asyamil/groebner/ppts/Chapter%208%20Handout.PPT

7.4 Hypothesis Testing for Proportions - d Gelman PPT

Presentation Summary : 7.4 Hypothesis Testing for Proportions Statistics Mrs. Spitz Spring 2009 Objectives/Assignment How to use a z-test to test a population proportion, p.

Source : http://www.dgelman.com/powerpoints/statistics/spitz/7.4%20Hypothesis%20Testing%20for%20Proportions.ppt

The Two Sample t - University of Minnesota Duluth PPT

Presentation Summary : Significance the old fashioned way. Find the “critical value” of the test statistic for your sample outcome. Z tests always have the same critical values for ...

Source : http://www.d.umn.edu/~jmaahs/Quantitative/Powerpoint/Spring%202012/class10_1sample%20and%20estimation_review_post.pptx

PowerPoint Presentation PPT

Presentation Summary : ... (means) The two-sample t-test The two-sample T-test Is the difference in means that we observe between ... (t=1.99) than a normal curve (Z=1.96) 5. Reject ...

Source : http://www.stanford.edu/%7Ekcobb/hrp259/lecture10.ppt

Introduction to Categorical Data Analysis PPT

Presentation Summary : Outline Inference for proportions for a categorical response variable that has two categories asymptotic inference: CI and z-test Exact inference: CI and Binomial test

Source : http://personal.health.usf.edu/ywu/lecture1.ppt

Objectives - University of North Texas PPT

Presentation Summary : One Sample and Two Sample T-tests Introduce t test Hypothesis testing using a t test Paired t test Independent samples t test Recap Single score compared to a known ...

Source : http://www.unt.edu/rss/class/mike/3610/psyc_3610_t-test.ppt

Hypothesis Testing – Two Samples PPT

Presentation Summary : Hypothesis Testing – Two Samples Chapters 12 & 13 Chapter Topics Comparing Two Independent Samples Independent samples Z test for the difference in two means Pooled ...

Source : http://www.bjgumm.com/psy2402/1213.ppt

Chap. 14: The Chi-Square Test + The Analysis of Contingency ... PPT

Presentation Summary : Hypothesis testing: Categorical Data Analysis Learning Objectives Comparison of binomial proportion using Z and 2 Test. Explain 2 Test for Independence of 2 ...

Source : http://www.msu.edu/~fuw/teaching/Fu_ch10_categorical.ppt

Social Science Reasoning Using Statistics PPT

Presentation Summary : Statistics for the Social Sciences Psychology 340 Spring 2010 Hypothesis testing * * * * * “Generic” statistical test An example: One sample z-test Memory example ...

Source : http://psychology.illinoisstate.edu/jccutti/psych340/lectures/7.hypothesistesting.10.ppt

The t-test - University of South Florida PPT

Presentation Summary : The t-test Inferences about Population Means Questions What is the main use of the t-test? How is the distribution of t related to the unit normal?

Source : http://luna.cas.usf.edu/~mbrannic/files/regression/8%20The%20t-test.ppt

Hypothesis testing, One sample tests PPT

Presentation Summary : Calculate the normal deviate Z = Xi - - Normal deviate - Test statistic - Any point on normal curve - Here, 130 cm Mean SD Z = (130-120)/20 = 0.5 Calculate P (Z); ...

Source : http://www.eeescience.utoledo.edu/Faculty/Mayer/Biostats%20ppt%2006/hypothesis%20testing%20lecture.ppt

Chapter 8: Hypothesis Testing - Western Michigan University PPT

Presentation Summary : 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

Source : http://homepages.wmich.edu/~bhk9018/ch8.pptx

Review of Statistics - College of Business PPT

Presentation Summary : Advanced Data Analysis – Hypothesis Testing Hypothesis Tests z-test Used to test hypotheses that a mean is greater (less) than or equal to some value

Source : http://www.bus.iastate.edu/laczniak/MKT%20444%20--%20Web%20Files/Advanced%20Data%20Analysis%20z-test%20hypothesis%20testing%2007.ppt

The t-test - University of South Florida PPT

Presentation Summary : The t-test Inferences about Population Means Questions How are the distributions of z and t related? Given that construct a rejection region.

Source : http://luna.cas.usf.edu/%7Embrannic/files/regression/7%20The%20t-test.ppt

Occupational Biomechanics PPT

Presentation Summary : KNR 445. Statistics. Hyp-tests. Slide . Stage 5: The test statistic! Sample mean. Population mean. Variability of sample means. The purpose of this statistic is the ...

Source : http://www.castonline.ilstu.edu/smith/445/audio_slides/hyp_testing_%20z-test_audio_2.pptx

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