Data - Stability Study
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Use Create Stability Study Worksheet to create a worksheet for data collection and analysis. Or, do the following:

1    Enter your response data in a single column.

2    In a second column, indicate the age of the product or the date for each observation. For example, you can use a numeric column to record the age of the product when each observation was recorded. Or you can use a date/time column to record the date of each observation.

3    Typically, observations are collected from 3 or more batches. If you have multiple batches, indicate the batch for each observation in a third column.