inch (psi). For these data‚ a two-way ANOVA was run and the partial ANOVA table is given below: df SS MSS F p value Source Size 157.44 .613 7256 Species Size∗ Species 41707 Error 12262 Total 17 206664 a. Fill in the blanks b. In the ANOVA table‚ the test for the main effect of size has a P-value of 0.613. What does this indicate? i. The effect of particle size probably varies considerably for the different species. ii. For about 61.3%of the samples‚ there was a difference in
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QMT2033 BUSINESS STATISTICS Assignment for mid -term break 1. Most of the information technology developers claim that wireless connection would give speed of at least 11 Mbps compared to wired connection. A sample of 105 computers using wireless connection shows it gives a mean of 11.7 Mbps and a standard deviation of 2.3 Mbps. a) Do you think that the wireless usage should be implemented? Test at 7% significance level). b) Repeat the test by using p-value approach. 2. A jack is usually used
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Data Analysis: Analyzing Data - Inferential Statistics Inferential statistics deal with drawing conclusions and‚ in some cases‚ making predictions about the properties of a population based on information obtained from a sample. While descriptive statistics provide information about the central tendency‚ dispersion‚ skew‚ and kurtosis of data‚ inferential statistics allow making broader statements about the relationships between data. Inferential statistics are frequently used to answer cause-and-effect
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BIO 2003 SUMMATIVE ASSIGNMENT 2 Introduction: The report analyses the result of a study on workers from brick and tile industries conducted by the Health and Safety Laboratory (HSL). HSL put down few criteria’s to the workers which being that neither of the workers from the tiles and brick industries should have worked in both the industries and that they did not smoke. The criteria’s put across was an assurance to attain reliable results. The essence of the study lies in detecting any difference
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Business Administration- MBA Semester 1 MB0040 – Statistics for Management Assignment Set - 1 Q1. Define “Statistics”. What are the functions of Statistics? Distinguish between Primary data and Secondary data. Answer: Statistics: Statistics as a discipline is considered indispensable in almost all spheres of human knowledge. There is hardly any branch of study which does not use statistics. Scientific‚ social and economic studies use statistics in one form or another. These disciplines make-use
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Statistics can be defined as “ the science that deals with the collection‚ classification‚ analysis‚ and interpretation of numerical facts of data‚ and that‚ by use of mathematical theories of probability‚ imposes order and regularity on aggregates of more or less disparate elements” (Dictionary.com‚ LLC‚ 2008). Yet how do we use these specific elements in our everyday working lives? Many don’t realize the extent to which we as a culture base our decisions on statistics. We us them in something
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CLEAR SHAMPOO ENDORSEMENTS‚ GENDER‚ AND DE LA SALLE UNIVERSITY-MANILA STUDENTS’ BUYING BEHAVIOR In partial fulfillment of the requirements for CBESTA2 K36 Submitted to: Mrs. Maria Angeli T. Reyes Submitted by: Chua‚ Bettina Dela Cruz‚ Felicia Enriques‚ Robee Eusebio‚ Patrick Garcia‚ Andrea Garcia‚ Patrick September 1‚ 2010 Table of Contents Tables and Figures 1 Abbreviations and Acronyms 7 Executive Summary 7 Main Report Introduction (1-2pages) 8
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Lecture Notes: Statistics A note on basic statistics Statistics is the practice or science of collecting and analyzing numerical data in large quantities. So there are two parts1. Collection of Data 2. Analysis of Data- understanding what the data says. Steps in Statistics To carry out any statistical operation‚ the following steps need to be followed‚ in the given order: 1. 2. 3. 4. 5. 6. Sampling Estimation Hypothesis Generation Testing Regression Prediction Collection of Data: Sampling
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In my thesis‚ I will analyze three websites on obesity statistics in the United States. The analysis of each website will contain how they function as sources‚ their strengths and weakness. The first source on obesity statistics is from the National Conference of State Legislatures (NCSL). This website is for policymakers to give them access to research‚ technical assistance and opportunities to exchange ideas on state issues. This information captures the basic overview where obesity occurred in
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life. Though my career progression in the banking system including joining the RBI was not as a statistician‚ I must confess that the analytical ability and articulation skill based on sound knowledge of statistics‚ which I developed during my academic career both as a student and teacher of Statistics at BHU‚ greatly
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