C) An indication of outliers. D) Patterns of values. ANSWER: A 2. For the following scatter plot, what would be your best estimate of the correlation coefficient? A) -0.8 B) -1.0 C) -0.3 D) 0.0 ANSWER: A 3. For the following scatter plot, what would be your best estimate of the correlation coefficient? A) 1.0 B) 0.8 C) 0.3 D) 0.0 ANSWER: B 4. Calculate the correlation for the following (X, Y) data:
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Quantitative research methods in educational planning Series editor: Kenneth N.Ross Module John Izard 7 Trial testing and item analysis in test construction UNESCO International Institute for Educational Planning Quantitative research methods in educational planning These modules were prepared by IIEP staff and consultants to be used in training workshops presented for the National Research Coordinators who are responsible for the educational policy research programme conducted
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variable is the leading/ non-leading question asked to participants. Dependent Variable: The dependent variable is the estimation of the speed (mph) of the car in the video clip shown to participants. The two variables above will determine the final results acquired from the experiment I will be conducting with my group. Controlled Variable: I will ensure that the two groups contain equal number of participants. For e.g. 9 students in group 1 (leading) and 9 students in group 2 (non-leading)
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determine the correct population of users to poll. The process began with a phone questionnaire that was targeted to the Penton readership from a very large database. From there, Penton sent a pretest, this time by mail, to another user group. The final study was then sent to 4,000 decision makers from the Penton database (Cooper & Schindler, 2011). There are many strengths to the approach that Penton used for this study. To begin, the level of confidence was 95% with +/-4 percent for a margin
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Tuskegee University Brimmer College of Business Administration and Information Science Fall 2015 BUSN 0408 Course Syllabus ------------------------------------------------- ------------------------------------------------- Course: BUSN 0408 – Marketing Research ------------------------------------------------- ------------------------------------------------- Instructor: Dr. Jack Crumbly ------------------------------------------------- Office hours: MW 11:00AM - 1:00PM
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investigators, 2) peer reviewers, 3) NIH scientific review administrators, 4) NIH program and grants management staff, and institutional officials. The first section includes information on the size and origin of the sampling frames (population files), the sample sizes, sampling methods, and margins of error (confidence intervals) around the population estimates. The second section describes the data collection procedures and the last section provides the study response rates and calculations. 2. Sampling
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Introduction to Multiple Regression Dale E. Berger Claremont Graduate University http://wise.cgu.edu Overview Multiple regression is a flexible method of data analysis that may be appropriate whenever a quantitative variable (the dependent or criterion variable) is to be examined in relationship to any other factors (expressed as independent or predictor variables). Relationships may be nonlinear, independent variables may be quantitative or qualitative, and one can examine
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SAMPLE RESEARCH PROPOSAL PROMOTING GOOD GOVERNANCE IN PUBLIC INSTITUTIONS OF GHANA: THE ROLE OF THE INTERNAL AUDITOR 5/5/2009 SCHOOL OF BUSINESS, UNIVERSITY OF CAPE COAST, GHANA ISHMEAL OFORI AMPONSAH (STUDENT) Table of Contents Introduction........................................................................................ ........................3 Background of the Study ........................................................................................3 Problem Statement.
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(VonWalter, 2013). One measure of the restructuring effort is to research the Best Buy client base to determine what is working well, and what could be improved upon. Research Problem and Purpose The purpose of this paper is not to answer the best practices for a Best Buy restructure, but to facilitate an approach to understating a demographic of Best Buys’ customer base.. The portable communications industry (laptops, tablets, smart phones) infiltrated business communities and societies
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A good aspect that the authors included was they had all seven scenarios and the number/percentage of the participants answers. Another error the authors had was, “ The scenarios varied in the severity of the concussion and the importance of the game” (p. 284). What does it mean “severity of the concussion” by number of signs and symptoms? When it comes to concussions
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