Answer

 The following instructions create a histogram using the sum of sales per day.

1. Select Analysis > Create Calculated Field.
2. In the calculated field dialog box:
   1. Name the calculated field. In this example, the calculated field is named Day Date.
   2. In the formula field, create a calculation similar to the following: DATETRUNC('day', [Order Date])
   3. Click OK.
3. Select Analysis > Create Calculated Field.
4. In the Calculated Field dialog box:
   1. Name the calculated field. In this example, the calculated field is named Sales per Day.
   2. In the formula field, create a calculation similar to the following: {FIXED [Day Date] : SUM([Sales])}
   3. Click OK.
5. Right-click on Sales per Day in the data pane and select Create > Bins….
6. In the Create Bins dialog:
   1. Name the Bins field as desired.
   2. Enter the desired bin size.
   3. Click OK.
7. Drag Sales per Day (bin) to Columns.
8. Drag SUM(Sales) to Rows.
9. Optional: Right-click on the bin labels on the view and select Edit Alias….
   1. Enter the desired name for the bin label.
   2. Click OK.

Additional Information