Writing Talks & Using Beamer
Contents
1. 40 Bill Gates is the antiChrist and MicroSoft is the spawn of Satan beamer and other packages designed to create talks G W Oehlert and others Great flexibility also bad Multimedia much harder Ubiquitous Available on most platforms e Large user base Great at math Stinks at mathematics but Great flexibility Extremely easy to use if no mathematics Mostly academic user base PowerPoint cost money but free versions exist Harder to use beyond basics than PowerPoint o e e Check http www norvig com Gettysburg STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 19 40 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 20 40 These slides were prepared with the Beamer package in IATEX KTEXfile mystuff tex on class webpage Fill mystuff tex with Beamer commands pdflatex mystuff tex on Linux produces mystuff pdf Use Adobe Reader or other pdf viewer Links to user manual and other useful documents are on the class web page including advice for Windows STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 21 40 begin document frame titlepage create titlepage frame tableofcontents create table of contents page section Name of first section in table of contents Entries in the table of contents are generated by section commands STAT8801 Univ of Minnesota Writing Talks amp U2. Questions Challenge STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 9 40 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 10 40 You may decide to vary the order of some of these elements in any talk and you don t need all of them for every talk Summarize and refer back to opener Introduce the problem For the class this should be short because everyone has seen the case study Generally it needs to engage the Link with key points ideas audience Key takeaway message Be ready for questions Objectives What you did Models and Methodology brief Findings and implications Recommendations STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 11 40 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 12 40 Five things listener wants to know Grammar What is problem and why is it a problem Spelling What has been done about it before Emphasis What is presenter doing about it Repetition What is added value of presenter s approach Examples Where do we go from here bibliographies extra material for use with questions can be helpful Practice Practice Practice and get feedback STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 13 40 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 14 4
3. m1 6 WwW D 4 6 vspace 5in o includegraphics width 0 5 textwidth beamer two pdf a o 2 t T Can also use nogin option to documentclass so that size is equal to actual p size not 80 of width Lo D oO STAT8801 January 28 2009 33 40 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 34 40 4D 7 o Imitate other Beamer files when making first presentation aa Many pictures short phrases 3 Simple styles options are generally better Be consistent don t keep changing 195 200 205 210 Beware of gratuitous use of color some people can t see colors STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 35 40 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 36 40 Have full references available Your name the date and contact info should be included Graphs need axis labels and need to be discussed Keep math to a minimum Tabled data should be relevant and properly laid out The beginning of the beamer manual is a good reference for structuring your beamer document STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 37 40 Not so good Your talk was total rubbish Better got lost as soon as you started the technical discussion couldn t follow what you were doing Even better W
4. format lt lt echo FALSE results tex gt gt library xtable xtable summary m1 coef Produces Estimate Std Error t value Pr gt t Intercept 42 14 3 34 12 62 0 00 Temp 0 90 0 02 54 43 0 00 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 31 40 lt lt echo TRUE gt gt library alr3 data forbes mi lt 1m Lpres Temp forbes summary m1 coef Produces this gt library alr3 gt data forbes gt m1 lt Im Lpres Temp forbes gt summary m1 coef Estimate Std Error t value Pr gt t Intercept 42 1377793 3 34019890 12 61535 2 175977e 09 Temp 0 8954937 0 01645176 54 43147 1 186078e 18 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 30 40 Name the section of output for example lt lt one echo TRUE fig TRUE include TRUE gt gt plot Lpres Temp forbes abline m1 creates a file called mystuff1 one pdf because fig TRUE and then automatically prints it in the presentation because include TRUE alertHint When using lattice graphics you must use a command like print xyplot Lpres Temp data forbes STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 32 40 gt plot Lpres Temp forbes gt abline m1 lt lt two echo FALSE height 4 width 5 fig TRUE include FALSE gt gt plot Lpres Temp forbes P abline
5. 0 You should be Try to involve the audience Positive confident enthusiastic Facing the audience make eye contact Check location of room Speak slowly Arrive early Using a microphone is not a sign of personal weakness Meet session chair Be careful with laser pointers hold them steady e Stay whole session Use humor wisely Understand equipment computers projectors microphones Q Use short simple phrases with no filler words like Note that or It is obvious that STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 15 40 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 16 40 Apart from classroom teaching using computer presentations is almost DA and pdf using ATEX PowerPoint is a competent slide manager and projector But rather than supplementing a presentation it has become a substitute for it Can look quite good Can use hi res graphics animations etc The presentation needs e Often easy to make handouts e Content But Simple logical structure Still not universal AR gel High failure rate Appropriate emphasis Does not need fancy animations transitions etc Preparation time o Tendency for medium to be message STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 17 40 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 18
6. Writing Talks amp Using Beamer Aaron Rendahl slides by Sanford Weisberg based on work by G Oehlert School of Statistics University of Minnesota January 28 2009 STAT8801 Univ of Minnesota Ed Tufte says that most important rule of speaking is Respect your audience Who are they Why are they here What do they need to learn from you How much background do they have What do they expect to get What questions might they ask What will they learn from other presenters Writing Talks amp Using Beamer January 28 2009 1 40 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 3 40 What are we trying to do Academic scientific presentation Results of data analysis Policy management recommendations Teaching or lecture Nobel Prize acceptance speech STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 2 40 Law of Audience Ignorance Someone important in the audience always knows less than you think that everyone should know The audience always wants to know What s in it for me You must address audience objectives or the talk will fail STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 4 40 Assume everyone is busy No need to tell everything you know About one slide overhead per minute STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 5 40 Approa
7. ch the talk logically Determine the objective goal of talk Analyze the audience you say different things to scientists juries or bus drivers Identify takeaway message build presentation around it Organize your information match content and structure to audience and objective Choose a look for presentation STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 7 40 You must Never speed up You must Know your subject matter You must Know your limitations You must Never blame the audience STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 6 40 This works most of the time Tell them what you are going to say then say it then tell them what you said One Get their attention let them have it then drive it home Set up opening Say it body Repeat and conclude summary Repetition not a vice STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 8 40 The most memorable parts are beginning and end make them work for you Introductions can benefit from Announce your topic clearly and state objective Using an outline of the talk is often recommended but don t do it Personal anecdotes Visual imagery Quotes o o Outline should be understandable by itself Don t need abstract Facts o o Let audience know importance and why they should care
8. hen you set up your model could not follow the notation that was used It would have helped me if you STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 39 40 Begin your criticism with a compliment Remember this fellow has a lot of time invested in this enterprise and if your are going to get him to change what he is doing you need to convince him that you are on his side Mosteller Tukey and Cochran Statistical Problems of the Kinsey Report STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 38 40 The Big Picture matters Were important elements of the talk missing Could you summarize what you were told in the talk Was it interesting Details matter j Couldn t hear Bad notation Poor English And so on January 28 2009 40 if 40 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer
9. sing Beamer January 28 2009 23 40 documentclass beamer usepackage wasysym graphicx pgfpages usetheme Boadilla title Oral Presentation author Ima G Student date January 22 2008 see man colors on Linux for list of colors definecolor maroon rgb 6902 1882 3765 definecolor sienna rgb 53 31 16 definecolor gold i rgb 1 84314 0000 setbeamercolor frametitle fg maroon bg gold usecolortheme named maroon structure STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 22 40 begin frame frametitle This is the frame title begin block This is a block title This is the block content end block pause This appears after the pause NI E ylx beta_O beta_1x alert This is an alert in the alert color 4 end frame STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 24 40 This is a block title This is the block content This appears after the pause E y x Bo 61x This is an alert in the alert color STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 This has computer output Coefficients Estimate Std Error t value Pr gt t Intercept 90 9609 37 3532 2 435 0 0289 Pressure 0 7650 0 6608 1 158 0 2664 Lpres 0 6649 0 3859 1 723 0 1069 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 Use verbatim for comp
10. uter output This requires making the frame containsverbatim begin frame containsverbatim frametitle Some computer output This has computer output begin verbatim Coefficients Estimate Std Error t value Pr gt tl Intercept 90 9609 37 3532 2 435 0 0289 Pressure 0 7650 0 6608 1 158 0 2664 Lpres 0 6649 0 3859 1 723 0 1069 end verbatim end frame 25 40 Writing Talks amp Using Beamer January 28 2009 26 40 STAT8801 Univ of Minnesota Use itemize description and enumerate environments To include graphics save as pdf or png or others and use for example includegraphics width 8 textwidth mypic pdf You can create pdf graphics in R using the pdf device gt pdf mypic pdf gt plot Y X dataframe gt dev off 27 40 STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 28 40 You can use Beamer and Sweave at the same time to use R output in your presentation Name your main file myfile Rnw rather than myfile tex Add the line usepackage Sweave to the preamble May not be needed Create tex file with R CMD Sweave myfile Rnw Create pdf file with pdflatex myfile tex View the resulting pdf file with konquerer or Acrobat reader 600 0 Links to Sweave documentation on class website STAT8801 Univ of Minnesota Writing Talks amp Using Beamer January 28 2009 29 40 The xtable package outputs data in IATEX
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