How to use SPSS for Marketing Statistical Analysis: T-testing

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Inputting Data

Choose between using existing data or entering data manually.
Existing data may include information already entered into an excel spreadsheet. Data that should be added manually may include data not yet entered into a computer program.
Go to Step 4: "To use existing data" if you already have the data needed in another program.
Go to Step 5: "Enter data manually" if your data has not been entered into a program yet.

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