Moisture content of milk powder

For the production of skimmed milk powder, the water content shall be less than 4% when leaving the factory. 10 batches of skimmed milk powder samples shall be collected continuously for laboratory analysis of the percentage of water content.

The result data are as follows:

2.9

3.2

3.6

4.3

3.8

3.5

3.0

3.1

3.6

3.5