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Unit 18 Computer Data Analysis

1. What are the main three features of SPSS package?

The main three features of the SPSS package are:

• SPSS table creates a high quality presentation in tabular form.
• SPSS trends performs comprehensive forecasting and time series analysis.
• SPSS categories performs conjoint analysis and optional scaling procedures.

2. How many types of windows are there in SPSS and what are those windows? 

The seven types of windows in SPSS are: data editor, output navigator, pivot tables, graphics, text editor, syntax editor and script editor.

3. What are the basic steps in data analysis?

The main steps in data analysis are:

• Bring your data into SPSS
• Select a procedure from Menu
• Select the variables
• Run the procedure and examine the output.

4. What is a split file?

Split file is meant for comparing a summary and other statistics based on certain group behaviour.

5. Name the six characteristics of data sheet.

The six characteristics of data sheet are:

• Shape,
• Location,
• Spread,
• Outliers,
• Clustering,
• Association and relationship.

6. What is NUDIST?

NUDIST (Non-numerical Unstructured Data Indexing, Searching and Theorizing) is a software package for qualitative data analysis.

7. Explain how you would calculate mean using SPSS model.

The mean would be calculated by first importing the data to SPSS, then selecting the descriptive statistics option, then selecting the variable from the data, and then by running the procedure in SPSS. The mean is a measure of central tendency, and SPSS is a software package that can calculate descriptive statistics.