Answer:
Validity coefficient
Explanation:
Validity coefficient is considered to be an index in statistics that is used for reporting when there is an evidence of validity when interpreting the test scores of a research. It is sometimes defined as the degree of correlation between the predictor or the test scores and the criterion variable.
I believe the answer is: Sample;population
In research term, sample refers to the number of subjects that partially taken from a certain population that would participate in the study.
Population on the other hand is a group of people from which the sample could represent.
Answer:
It carries out the development work properly by utilizing the available means and resources in an effective way to fulfill the needs of the country. It helps for sustainable use of means and resources while carrying out the development and constructive works.
Explanation:
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Mark brainliest