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Is a biased sample always valid?
a biased sample is valid determin
Why is it important to have a representative sample when doing surveys?
Because without representative sample, your results will not be valid.
Which sample size out of a population of 1000 is most likely to lead to a valid conclusion?
Providing of course that a sample is representative of the population from which it is drawn, the bigger it is the more likely it will be to lead to a valid conclusion. Therefore, the best sample size when there are no restrictions, as in this case, would be one of 1000.
What is the importance of a representative sample?
Well, if your sample does not represent the larger sample, you'll certainly not get a valid result ... For example, if you're studying pregnancy and your sample includes men - The whole idea of "representative' sample is fuzzy and often gives interesting errors.
Which sample size out of a population of 1,000 is most likely to lead to a valid conclusion50150200100?
China?
Which conditions may be met for a scientifically valid sample?
at random to represent the population
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.
Is a biased sample always valid?
a biased sample is valid determin
What is the most scientifically valid research?
observation
What makes some scientist ignore the more scientifically valid rapid-decay theory?
If you're talking about what I think you're talking about, the fact that it is not "scientifically valid" might have a lot to do with it.
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.
You complain to a friend one morning I have no energy She knows what you mean but is your statement scientifically valid?
Yes because when you are really tired, it is scientifically possible to be out of energy
What conditions are required to form a valid large-sample confidence interval for you?
1) What conditions are required to form a valid large-sample confidence interval for µ?
Why is it important to have a representative sample when doing surveys?
Because without representative sample, your results will not be valid.
How long is a group and hold blood sample valid for?
30 min
Which sample size out of a population of 1000 is most likely to lead to a valid conclusion?
Providing of course that a sample is representative of the population from which it is drawn, the bigger it is the more likely it will be to lead to a valid conclusion. Therefore, the best sample size when there are no restrictions, as in this case, would be one of 1000.
What IP address 10.11.12.13 is a valid address?
The IP address, '10.11.12.13' is not a valid address. This IP address is just a sample that is used.
