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A scientific poll uses what kind of sample techniques?
Random sampling techniques.
How might choosing a small sample size affect a scientific investigation?
Statistically the results will not be scientifically valid if the sample size is too small.
How important are scientific attitudes in problem solving?
very important because if you have less of scientific attitudes you cannot be successful of you scientific method.
What is pollsters construct a sample in the second step of a scientific poll in order to?
find a group to represent the universe
Pollsters construct a sample in the second step of a scientific poll in order to?
Find a group to represent the universe
The whole population to be measured in a scientific poll is the?
random sample or probability sample
How do you put DNA sample lengths 3500 in scientific notation?
In scientific notation 3500 is 3.5*10^3
In a scientific opinion polling a random sample is used to avoid?
bias.
Why is obtaining a representative sample important?
Many statistical statements for a population which are based on a sample are not valid if the sample is not representative.
A scientific poll uses what kind of sample techniques?
Random sampling techniques.
How might choosing a small sample size affect a scientific investigation?
Statistically the results will not be scientifically valid if the sample size is too small.
What different types of samples are there?
A sample (short for sample set) can at it's core be any set of information that has been obtained using the scientific method.
What is an important step in scientific investigation?
An important step in a scientific investigation is forming a hypothesis.
Why is it important to have a representative sample when doing surveys?
Because without representative sample, your results will not be valid.
Scientific polling uses part of the population to measure the whole This sample must be?
random
Why is it important for a sample to be representative?
It is important for a sample to be representative, so that the whole population's view is counted, and not biased by one particular group within the population.
How important are scientific attitudes in problem solving?
very important because if you have less of scientific attitudes you cannot be successful of you scientific method.
