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Quality control and proof of accuracy, to weed out contaminants or bias.

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Brant Lockman

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2y ago

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Related Questions

Is it safe to get a PPD test more than once a year?

Yes


Do scientist's run test on the animals more than 1 time just to be sure they were correct?

Most of the time.


Scientist do their experimental tests more than once so they can reduce the effects of chance errorsThis is called conducting?

depent variables


When scientist do tests more than once?

Repeating or replicating a test or experiment can reduce the chance for errors. For example, if you flip a coin once and get heads, you could conclude that you will always get heads when you flip the coin. If you flip the coin many times, you should realize the outcome is much closer to 50% of the time heads and 50% of the time tails. After one scientist does an experiment, a second scientist may want to run a similar test to determine whether the conclusions made by the first scientist were in fact accurate. Using the same or a similar method, anybody should be able to replicate the results.


Are hyperbolas functions?

yes because if you use the vertical line test it will not cross it more than once.


When is it not a function?

A function is not a function if it passes through the vertical line test more than once, and it is not linear or a quadratic.


Why is a hypothesis important to a scientist?

Once a hypothesis have been confirmed through numerous experimental tests, it can then become a theory. Theories are much more powerful and expansive in scope than hypotheses. Once a theory has been established, it is the role of scientist to try and disprove a theory rather than to try to reinforce its proof.


Why do scientists do experimenal test more than once?

To make sure that the test results are the same and can conclude the result of the experiment will come up 100% of the time.


Can a function have more than one y-intercept?

No. Use the vertical line test along the Y axis and if the line is crossed more than once, you know that it isn't a function.


What is the horizantal line test and vertical line test?

Horizonatal line test is a test use to determine if a function is one-to-one. If a horizontal line intersects a function's graph more than once, then the function is not one-to-one. A one-to-one function is a function where every element of the range correspons to exactly one element of the domain. Vertical line test is a test used to determine if a function is a function or relation. If you can put a vertical line through graph and it only hits the graph once, then it is a function. If it hits more than once, then it is a relation.


Does conjunctivitis occur more than once?

It can occur more than once.


Will you pass the urine test in thirteen days?

Yes. Unless you smoked more than once a day every day for more than a month. Then it could take up to 90 days.