Exploratory Data Analysis, Factorial ANOVA, and ANCOVA Application in Educational Research

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NORTHCENTRAL UNIVERSITYASSIGNMENT COVER SHEETStudent:Stefanie L. McPhersonTHIS FORM MUST BE COMPLETELY FILLED INFollowtheseprocedures:If requested by yourinstructor,pleaseincludean assignment coversheet. This will becomethe first page ofyour assignment.In addition, yourassignment headershould includeyourlast name, first initial, course code, dash, and assignment number. Thisshould beleftjustified,withthe page numberrightjustified.For example:DoeJXXX0000-11Save a copy of your assignments:You may need to re-submitanassignmentat yourinstructor’srequest.Make sure you save your files in accessible location.Academicintegrity:All work submitted in each course must beyourownoriginal work. Thisincludes all assignments, exams, term papers, and other projects required byyourinstructor.Knowinglysubmittinganother person’s workasyour own,without properly citing the source ofthe work,isconsidered plagiarism. This willresult in an unsatisfactory grade for the worksubmitted or for the entire course. Itmayalsoresult in academic dismissalfrom the University.BTM8107-8Dr.Yan LiuStatistics IIAssignment #5Faculty Use Only<Faculty comments here><Faculty Name><Grade Earned><Date Graded>

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McPhersonSBTM8107-8-52Part A. SPSS AssignmentThe “Activity 5.sav” file contains a dataset of a researcher interested in finding the best way toeducate elementary age children in mathematics. In particular, she believes that 5th grade girlsdo better in small class sizes while boys excel in larger classes. Through the school district, shehas arranged a pilot program in which some classroom sizes are reduced prior to the state-widemathematics competency assessment. In the dataset, you will find the following variables:Participant: unique identifierGender: Male (M) or Female (F)Classroom:Small (1)–no more than 10 childrenMedium (2)–between 11 and 19 childrenLarge (3)–20 or more childrenScore: final score on the statewide competency assessment.To complete this assignment1.Exploratory Data Analysis.a.Perform exploratory data analysis on all variables in the data set. Realizing thatyou have six groups, be sure that your exploratory analysis is broken down bygroup. When possible, include appropriate graphs to help illustrate the dataset.

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McPhersonSBTM8107-8-55Math_Score Stem-and-Leaf Plot forGender= FemaleFrequencyStem & Leaf2.007 . 243.007 . 6995.008 . 112228.008 . 556689996.009 . 0022236.009 . 557888Stem width:10.00Each leaf:1 case(s)Math_Score Stem-and-Leaf Plot forGender= MaleFrequencyStem & Leaf.008 .5.008 . 677774.008 . 89997.009 . 00001119.009 . 2222233332.009 . 451.009 . 62.009 . 89Stem width:10.00Each leaf:1 case(s)

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