Assignment Preparation This unit provides context for an upcoming assignment on histograms and descriptive statistics in Unit 3. Look ahead at the instructions and scoring guide for the Unit 3

Assignment Preparation This unit provides context for an upcoming assignment on histograms and descriptive statistics in Unit 3. Look ahead at the instructions and scoring guide for the Unit 3 assignment so that you have it in mind as you study the materials and complete the activities in this unit. Software Installation Make sure that IBM SPSS Statistics Standard GradPack is fully licensed, installed on your computer, and running properly. It is important that you have either the Standard or Premium version of SPSS that includes the full range of statistics. Proper software installation is required in order to complete your first SPSS data assignment in Unit 3. Next, click grades.sav to download the file to your computer. •Important: Do not use the original George and Mallery grades.sav file, as the course room grades.sav is modified for 7864. You will use grades.sav throughout the course. The definition of variables in the grades.sav data set are found in Chapter 1 of your IBM SPSS Statistics Step by Step text. Understanding these variable definitions is necessary for interpreting SPSS output. Next week, you will define values and scales of measurement for all variables in your grades.sav file. Your first IBM SPPS assignment includes two sections in which you will: Section 1 will include one histogram of total scores for all the males in the data set, and one histogram of total scores for all the females in the data set. Using the total and gender variables in your grades.sav data set, create two histograms: Copy the histogram output from SPSS and paste it into a Word document. Below the histograms in your Word document, provide an interpretation based on your visual inspection. Correctly use all of the following terms in your discussion: Comment on any differences between males and females regarding their total scores. Analyze the strengths and limitations of visually interpreting histograms. Using the grades.sav file, compute descriptive statistics, including mean, standard deviation, skewness, and kurtosis for the following variables: Copy the descriptives output from SPSS and paste it into your Word document. Below the descriptives output table in your Word document: Submit both sections of your assignment as an attached Word document. Make sure that IBM SPSS Statistics Standard GradPack is fully licensed, installed on your computer, and running properly. It is important that you have either the Standard or Premium version of SPSS that includes the full range of statistics. Proper software installation is required in order to complete your first SPSS data assignment in Unit 3. Next, click to download the file to your computer.

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