Training and consultancy for testing laboratories.

Posts tagged ‘Sampling statistics’

Sampling randomization – Part II

Randomization

In selecting random samples for analysis, it is necessary to generate random numbers.  Random numbers also are used for simulations and can be used to create sample datasets.   Random numbers can be generated in a number of different ways ……

Randomization – Part II

Sampling randomization – Part I

Randomization

We have been talking about the importance of carrying out random sampling for laboratory analysis.  What is actually randomization?

Randomization – Part I

Sampling designs for uncertainty estimation

IMG_6894

Experimental sampling designs for uncertainty estimation

Notes on sampling in chemical measurement

IMG_6916

Notes on sampling in chemical measurement

Statistics and sampling strategy

Statistics and sampling strategy

Sampling uncertainty: Between-group & within-group variation

Sampling uncertainty – Between group n within group variation

 

Sampling Theory: What is a sampling distribution?

Sampling Theory and sampling distribution

Sampling strategies – Part I

statistical-considerations-for-sampling-strategies-part

General Discussion on Sampling Statistics

General discussion on Sampling Statistics