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Considering in test-scoring "reliability" refers to the consistency of the test scores, and "validity" refers to the accuracy of the interpretations made from those scores, then reliability is possible without validity, although validity is not possible without reliability.
Explain the concepts of reliability,
There is none You're stupid why would you ask that !!!!!!!!!!!!!!!!!!!!!
Usability is what is referred to as the administration of the instrument in research method. Also, within the research method, you will find validity and reliability.
I'm not sure what you're asking here. Are you talking about validity?.. And if the measurements you have provided are valid?.. Or Reliability.. If the measurements you have gotten are reliable as you can check them with another source and you get the same answer?
Considering in test-scoring "reliability" refers to the consistency of the test scores, and "validity" refers to the accuracy of the interpretations made from those scores, then reliability is possible without validity, although validity is not possible without reliability.
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Explain the concepts of reliability,
validity is whether the results are valid so the data has no mistakes of as such in it whereas reliability is the dependability; when the results you have are accurate and are of enough quality.
relibality
The characteristics of evaluation are: validity and reliability
Norms reliability validity
validity and reliability
to test if they are measuring what they supposed to measure.
Double checking and verification are some of the procedures that can be followed by an organization to ensure reliability,validity and accuracy of the data information.
1.Reliability 2.Validity 3.Practicality
There is none You're stupid why would you ask that !!!!!!!!!!!!!!!!!!!!!