PPT-Calculate t-statistic 19.16

The 21 subjects in the redcolored environment had a mean time for solving the puzzles of 964 seconds with standard deviation 343 the 21 subjects in the bluecolored environment had a mean time of . Correlation Objectives i Calculate correlations i Calculate correlations for subgroups using split file i Create scatterplots with lines of best fit for subgroups and multiple correlations Correlation The first infer Correlation Objectives i Calculate correlations i Calculate correlations for subgroups using split file i Create scatterplots with lines of best fit for subgroups and multiple correlations Correlation The first infer ENV710 Elizabeth A. Albright, PhD. Nicholas School of the Environment. Duke University. General Steps in Conducting a Comparison of Means Test.  . 1.  Decide type of comparison of means test..          (one sample, two sample, paired samples). TIPS FOR APLIA. Developed By: . Ethan Cooper (Lead Tutor) . John . Lohman. Michael Mattocks. Aubrey . Urwick. Chapter . 9: . The . t . Statistic. Key Terms: Don’t Forget Notecards. Hypothesis Test (p. 233). Robin Lock. Burry Professor of Statistics. St. Lawrence University. 2015 Joint Statistics Meetings – Seattle, WA. August 2015. Simulation-Based Inference (SBI) Projects. Lock. 5. . lock5stat.com. Kari Lock Morgan. Department of Statistical Science, Duke University. kari@stat.duke.edu. . with Robin Lock, Patti Frazer Lock, Eric Lock, Dennis Lock. Statistics: Unlocking the Power of Data. Wiley Faculty Network. Kari Lock Morgan, Penn State . Robin Lock, St. Lawrence University. Patti Frazer Lock, St. Lawrence University. USCOTS 2015. Overview. We use simulation-based methods to introduce the key ideas of inference. Online Tools for Teaching a Modern Introductory Statistics Course. Robin Lock . St. Lawrence University. USCOTS Breakout – May 2013. Patti Frazer Lock. St. Lawrence University. Kari Lock Morgan. Duke University. Textbook: . Sections 12.1 to 12.4. • Formulate null and alternative hypotheses correctly based on the context of a testing situation.. • Distinguish between a one-sided and two-sided alternative hypothesis.. Textbook: Sections 12.3 to 12.4. • Frame a 2x2 test of independence as a test of difference of two proportions. • Apply ideas of forming hypotheses, calculating test statistics, and calculating p-values.. – How . strong. is the evidence of an effect? (Chapter 1. ). Estimation. – How . large. is the effect? (Chapter . 2. ). Generalization. – How . broadly. do the conclusions apply? (Chapter 3. Kari Lock Morgan. Department of Statistical Science, Duke University. kari@stat.duke.edu. . with Robin Lock, Patti Frazer Lock, Eric Lock, Dennis Lock. Statistics: Unlocking the Power of Data. Wiley Faculty Network. using significant figures.. Aim. : . How can we round and calculate using significant figures? . Unit 1: . Chemathematics. 1.4. AGENDA. Introduction. Mini-Lesson. Summary. Work Period. Exit Slip. Do Now. 70∗6ͻ∗6ͺ∗67∗66∗65!5∗4∗3∗2∗1∗65! 70∗6ͻ∗6ͺ∗67∗665∗4∗3∗2∗1 1,452,361,6ͺ0 ൌ12,103,014wŠere !‹nd‹cates a factor‹al,‹.e.,n! ൌ