Data on the aerobic colony counts (acc, measured in colony forming units per millilitre) of ten selected keyboards with samples taken from four keys per keyboard on a particular day. The keyboards were selected randomly from those available in the computer laboratory.

Description

Data on the aerobic colony counts (acc, measured in colony forming units per millilitre) of ten selected keyboards with samples taken from four keys per keyboard on a particular day. The keyboards were selected randomly from those available in the computer laboratory.

Value

A data frame with 40 rows and 2 variables.

References

This data set was taken from an article in Microbiologist, June 2007.

Examples

1

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