Pre-Process Warranty Data
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Stat > Reliability/Survival > Warranty Analysis > Pre-Process Warranty Data

Use to process raw field data in the triangular matrix format to a regular time-to-failure data format in order to run any life data analysis.

Dialog box items

Data format: Choose the data format. You can enter the number of sales in a column (Shipment values in a column) or enter the number of sales in the first row of each return column (Shipment values in first row of return columns).

Shipment (sale) column: If you chose to enter shipment values in a column, enter the column containing the number of units produced and/or shipped in specific time periods.

Return (failure) columns: Enter the columns containing the resulting failures or returns for the production lots in subsequent time periods.