Potential problems include total sample size, small sample size per country, too few observations for each participant, and psychological effects of using a stopwatch.

The liquid traps a sample of gas in the cylinder, and the graduation allows the volume of the gas to be measured.

For example if the sample size is 21, the acceptance region for T for a significance level of 5 is the interval 9.59 to 34.17.

We've just connected the dots. What we need to do is increase our sample size by an order of magnitude or more hundreds of thousands of DNA samples from people all over the world.

The sample size was 3,020 persons.

However, care is required to avoid cooking the specimen.

The scattering pattern contains the information on the structure of the sample.

The nature of the separation depends on the treatment of the sample and the nature of the gel.

The Board's sample review showed that the field offices had properly verified all the sampled subproject monitoring reports.

In statistics, sampling bias is a bias in which a sample is collected in such a way that some members of the intended population are less likely to be included than others.

Gel electrophoresis The proteins of the sample are separated using gel electrophoresis.

For example, a new class of device, about the size of a postage stamp, that splits a sample into multiple zones with different detection chemistries has been used to test multiple conditions associated with liver failure in HIV and tuberculosis patients.

Once the sample starts to boil, heating is stopped, and the temperature starts to fall.

This specimen's skin was almost completely preserved in the form of impressions.

The quality of the sample is sufficient for research on molecular biology.

For example, if half of the marked individuals were recaptured, it would be assumed that half of the total population was included in the second sample.

Statistical tables are then used to derive the concentration of organisms in the original sample.

After any necessary dissections take place, the specimen is then placed in a bath of acetone.

An explosimeter is a gas detector which is used to measure the amount of combustible gases present in a sample.

Their sample included countries in Latin America and Asian countries beyond Japan.

So, they're all floating around in solution, and to look at them, you have to get them on a surface where they stick.

In the branch in which the sample radiates, it sets off a trigger that releases poison and Schrödinger is dead.

Indeed, stress is defined as the force divided by the area at the start of the experiment.

The temperature at which the liquid sample is sucked into the sealed capillary is the boiling point of the sample.

The van der Waals forces, which are strongest from 1 nm to 10 nm above the surface, or any other long range force that extends above the surface acts to decrease the resonance frequency of the cantilever.

One major challenge is various factors that affect the sample and raise the margin of error for the analysis.

The source of this color is ISCC NBS Dictionary of Color Names (1955) Color Sample of Wine (color sample 16).

The sample covered 88 per cent of the population in developing countries and countries with economies in transition.

If the sample is a mixture containing N components, the molar volume is calculated using formula_2.

The target groups were three age groups 11, 13 and 15 years old and the sample covered a total of 5,134 pupils.

The size of Moscow s city budget is close to that of New York City.

A reasonable generalization from this rather small sample would be that prosperous and constitutional democracies tend to live in peace with each other.

formula_19and formula_20It would seem that the sample mean is a better estimator since its variance is lower for every N 1.

The average household size was 2.51 and the average family size was 3.04.

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So if we can tell the gender of the shark before we sample it, we can tell the geneticist this was taken from a male or a female.