good news is that the decision rules for hypothesis testing that we learned last week are still exactly the same: Set #1: If the absolute value (ignore any negative sign) of the test statistic is greater than or equal to the critical value, then you reject the null. If the absolute value of the test statistic is less than the critical value, you do not reject the null. Set #2: If the p value is less than or equal to α, reject the null. If the p value is greater than α, do not reject the
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IEE 572 Term Project EXECUTIVE SUMMARY The purpose of the experiment is to analyze factors that affect the texture of the Rice. We chose to conduct the experiment with 4 factors which were thought to be the most important ones. Each factor is run at two levels so that the experiment is a 24 factorial design with two replicates. The experiment runs were randomized and the results were analyzed using Design Expert Software. This software helped us in identifying
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Childhood Obesity EC 315 Shane Martin Spring II 2012 Purpose Statement Childhood obesity is increasing worldwide. Experts estimate that 1 in 5 kids between the ages of 6 and 17 are overweight. That means that as they get older they will be more at risk for diabetes, high blood pressure, and heart related diseases. Things that we used to associate with older people are now affecting younger and younger children. There are many reasons for this rise in obesity and this paper will
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accordingly. 1. How to create a new project? (1) Click on the ‘Start’ menu. Click on ‘All Programs’. (2) You will find the folder ‘Data Analysis and Stats Programs’ - click it to open the folder. (3) Click on the ‘IBM SPSS statistics’ folder. Click on the ‘IBM SPSS Statistics’ icon. (4) Once SPSS is open, the screen (see Fig. 1) asks you what you would like to do: either type in the data manually, or find an existing data file (as circled below). Figure 1: Create a New Project MKTG7510 Market
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mean, median and standard deviation for the ounces in the bottles I first imported the data in excel. After importing the data I use the Data analysis function where I choose descriptive statistics. Once choosing descriptive statistics I clicked ok and input my data range. Afterward I selected summary statistics and press OK. The forwarding data was provided; the mean equaling 14.87, median equaling 14.8, standard deviation equaling 0.550. To construct a ninety-five confidence interval for the ounces
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Statistics as a discipline is the development and application of methods, and a collection of mathematical techniques that help to collect, analyze, interpret, and present data. Modern statistical methods involve associated tasks such as the designing and analyzing of experiments and surveys, the quantification of biological, social and scientific phenomenon and the application of statistical principles to understand more about the world around us. Statistics can also imply a second meaning, which
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Enhancing EFL College Students' Speed Reading and Content Comprehension of Computerized Texts Osama Hassanein Sayed, PhD Community College in Bisha, King Khalid University, KSA, Faculty of Education in the New Valley, Assiut University, Egypt (2009) Paper puplished in CDELT Occasional Papers, Vol. 50, August, 2009. Abstract This study attempted to investigate the effect of training EFL college students in reading computerized texts on their reading speed and content comprehension. The study
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Life Changes Scaling For The 1990s Introduction * In this experiment, the purpose of it is to reduce all the error samples that were made in the original experiment created by Rahe and Holmes * The original research happened 3 decades ago * Social Readjustment Rating Scale is the creation of the original scaling study compromised with the Schedule of Recent Experience from the first questionnaire that collected the recent changes a person went through information Method *
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Follow the instructions below to submit your answers for Chapter 7, 8, & 9 Practice Problems. 1 Save these instructions to your computer. 2 Type your answers into the shaded boxes below. The boxes will expand as you type your answers. 3 Each shaded box is worth 1 point unless otherwise noted, thus, 16 points total for Chapter 7, 8, & 9. 4 Resave this form to your computer with your answers filled in. 5 Upload the saved form to the Assignment Files tab. Read Chapter 7 Practice Problem
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HYPOTHESIS TESTING Using SPSS for Windows 1. INTRODUCTION In order to pass this aspect of your course, you need to understand the "mechanics" of the statistical processes as taught in your Introductory Statistics course, and be able to apply them to the practical example at hand. This means that you have to "think" about what your data means. You have to "think" about suitable analyses for the level of measurement of your variable (nominal, ordinal, interval, or ratio). You then have
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