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PSY 870: Module 4 Problem Set Grand Canyon university

Problem set covering advanced psychological statistical methods.

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College of Doctoral StudiesPSY 870:Module4Problem Set2×3 Between-Subjects Factorial ANOVA: Study Environments by GenderThis study investigates whether study environmentaffects academic performance.In addition,this study investigates whether sex of student"moderates"the effect of study environment onacademic performance (that is, do males and females differ in how much benefit they get fromstudying in certain environments).During the first half of the spring semester, 120 male students and 120 female students in grade10 at a public high school in a large metropolitan area in the southwestern region of the UnitedStates were randomly assigned to one of three study environment:study in front of the TV, at thelibrary, or in the food court.The students could ONLY study in the environment to which theywere assigned during the research period.At the end of the 7-week research period, mid-termGPAwas computed for each student.A change score was computed for each student:eachstudent's spring midterm GPA was subtracted from his or her GPA for the preceding fallsemester. The difference was each student's GPA Improvement score.The GPA improvementscore was used to measure academic performance.Directions:Using the SPSS 2 × 3 ANOVA data file for (the SPSS data file I have provided) to answer the followingquestions.NOTE: Helpful hints are provided here for you to use while answering these questions.1.What are the two independent variables in this study?What is the dependentvariable?The dependent variable is GPA Improvement.The independent variables areEnvironment and Gender.2.Why is a two-way between-subjects factorial ANOVA the correct statistic to use forthis research design?Because there are 2 levels of Genderfactorand 3 levels of Environmentfactorsthat iswhy this is a two-waybetween-subjects factorial ANOVA.3.Did you find any errors that the researcher made when setting up the SPSS data file(Remember to check the variable view)?If so, what did you find? How did youcorrect it?The data was entered correctly in SPSS but measure of a variable is not defined inproper order.

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Document Details

University
Grand Canyon University
Course
PSY 870
Subject
Psychology

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