Unfortunately, we are not told about the sampling methods your sources used.

The simple reason is that they think scientific sampling methods will hurt their party.

A variety of sampling methods are used to measure abundance.

In this respect, the sampling method chosen should match the particular focus of the research study at hand.

The sampling method causes a miscarriage about 1 percent of the time.

There are apparently none outside Manhattan, or at least too few to be measured by sampling methods.

The surveys conducted by the Ministry are based on scientific sampling methods.

"If there was any single thing that went wrong with this program, it was the sampling method."

The following description of sampling methods relates to the 1984 survey, but the sample design is similar every year.

National systems of testing use light sampling methods and therefore the direct impact on the curriculum is unlikely to be large.

The Trial itself is based on statistical sampling methods.

Consider the battle over using statistical sampling methods to adjust the 1990 census.

This value describes the variance of the sampling method.

The sampling method is often applied in uncertainty analysis.

The paper has been criticized for its sampling methods and criteria for success.

The original sampling method was to choose a number of sampling points.

Computers and sophisticated sampling methods have made polls vastly more accurate.

In the first stage, n clusters are selected using ordinary cluster sampling method.

This exercise also sought to experiment with two sampling methods, viz.

There is nothing novel or esoteric about sampling methods.

Many people have doubts about such sampling methods.

There are many books written on sampling methods and how to decide if they are, indeed, random.

In other cases, the normalization constant can usually be ignored, as most sampling methods do not require it.

Instead, these updates can be estimated by sampling methods, without ever having to calculate form factors explicitly.

Runoff is analyzed by using mathematical models in combination with various water quality sampling methods.