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Keywords Internetbased experiments laboratory experiments web research methods comparability social presence Methodological characteristics of Internetbased experiments Technical innovati. The tradeoff between internal and external validity. Natural sciences. In natural sciences, most experiments have been undertaken in carefully controlled laboratory conditions. Seeking laws of physics, etc.. Swarnendu Biswas, . Jipeng Huang, Aritra Sengupta, and Michael D. Bond. The Ohio State University. PLDI 2014. Impact of Concurrency Bugs. Impact of Concurrency Bugs. Northeastern blackout, 2003. Impact of Concurrency Bugs. Total. ?. Vanilla. Banana. Chocolate. Strawberry. 13. 22. 28. 57. Ice-cream Sales. The information in the table shows sales of ice-cream from an ice-cream van one Saturday afternoon in the summer. Display the information in a pie chart.. Gary Simpson. University of the West of Scotland. Fast-timing from below isomers ion-. g-g. Use selectivity of spectrometer + isomer decay. Know what isomer is. . 1. . 2. T. 1/2. . start. stop. Listening . to the Customers, not to the . HiPPO. Ronny Kohavi, . General Manager. Experimentation Platform, Microsoft. ronnyk@microsoft.com. . The Analytics . Revolution, Apr 2010. , . SDForum. 2. Amazon . Invariants. Arie Gurfinkel (SEI / CMU). Anton . Belov. (UCD / Synopsys). Joao Marques-. Silva (UCD). Copyright 2013 Carnegie Mellon . University. This . material is based upon work funded and supported by the Department of Defense under Contract No. FA8721-05-C-0003 with Carnegie Mellon University for the operation of the Software Engineering Institute, a federally funded research and development center. . True Experiments. Characteristics. Threats to validity controlled by experiments. Threats not controlled by experiments. Obstacles to true experiments in the field. . Quasi-experiments. The logic of quasi-experiments . Precise thinking nanoseconds (typical). Small package and low power consumption The SUPERSTAR II, designed as a drop-in replacement for the SUPERSTAR I, ts with ease into even the smallest systems, Graphing and Sig-figs. This should be review ;). Accuracy. = . how close to the accepted value your measurement is. Precision. = . Reproducibility, your measurement closely matches your other measurements. Question 1. Use the number line to show the result of the product of . 1/2. . and . 1/8. . Write your answer in percent form. . Explain how you know. . . Question 2. Alyssa is making dresses. She needs 2 . Special Topics. Calculating Outcomes for Equally Likely Events. If a random phenomenon has equally likely outcomes, then the probability of event . A. . is:. How to Calculate “Odds”. Odds are different from probability, and don’t follow the rules for probability. They are often used, so they are included here.. PPAP Meeting. Birmingham. 15 July 2009. Elisabeth Falk. University of Sussex. Def. current: running or under construction. Outline. Neutrino-oscillation experiments:. what to measure, and how. Accelerator-based experiments. Margherita. . Polacci. F. . Arzilli, G. La Spina, N. Le . Gall. , . R. . Torres-. Orozco. , M. E. . Hartley. , D. Di Genova, . R. . C. . Atwood. , E. . W. . . Llewellin. , . R. . . Brooker. , H. M. . Best book to win online dice