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Before you begin the assignment:
• Review the video tutorial in the module’s Req
Before you begin the assignment:
• Review the video tutorial in the module’s RequiredResources for an overview of exploring data and running descriptive statistics.
• Review the How to Access and Save SPSS Data Sets Within the VDI document in the Required Resources for this module.
• Access and open the Album Sales SPSS data set. Data adapted from Field, A. (2013). Discovering statistics using IBM SPSS statistics (4th ed.). Sage Publications, Inc.
To submit your assignment:
• The best way to paste your output into the Assignment document is to do the following:
o Select Copy when copying from the SPSS output.
o To paste in Word, your document must be open within the VDI. Use a shared drive (such as OneDrive) or access your learning environment within the virtual desktop todownload this document.
o Select Paste and then resize the image to fit the screen in Word.
An overview of the data set:
This data set contains data for 200 different rock albums. Each row in the data set represents the data for one album. Specifically, the following variables are included:
• AlbumNumber: This is the ID number of the album. There are 200 albums, so this variable ranges from 1 to 200.
• RecordCompany: This is the album promotions company for each album. Values of “1” stand for Next Generation Records, and values of “2” stand for Worldwide Entertainment.
• Adverts: This is the advertising budget in thousands of dollars.
• Sales: This is the number of album sales in thousands.
• Airplay: This is the number of times the album was played on the radio in the past year.
• Attract: This is a 1-to-10 rating by independent reviewers of the physical attractiveness of the band.
Questions:
To complete this assignment, replace the bracketed text with the relevant information.
1a) Create separate histograms of the Adverts, Sales, and Airplay variables.
[Paste your histograms.]
1b) Which variable(s) approximate a normal distribution?
[Insert your answer.]
1c) Identify the variable(s) that have outliers.
[Insert your answer.]
2a) Create separate boxplots for Adverts, Sales, and Airplay.
[Paste your boxplots.]
2b) From the boxplots, can you identify any outliers? If so, identify the variable and the outlier.
[Insert your answer.]
3) Discuss the strengths and limitations of visualizing data with histograms and boxplots.
[Insert your answer.]
4a) List the mean and standard deviation of Adverts, Sales,Airplay, and Attract.
[Insert your answer.]
4b) Choose one of the variables from question 4a. Explain in your own words what the mean and standard deviation tells youabout scores for the variable you have chosen.
[Insert your answer.]
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