p value are used when comparing the likelihood of a stated [null] hypothesis being true against a stated alternative. It is a measure of the probability with which an observation which is at least as extreme as that observed will occur even though the null hypothesis is true.
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Educational Statistics is defined as the study of the collection, organization, analysis, interpretation, and presentation of data specifically meant for the education sector.
To find the critical value in statistics, it requires a hypothesis testing. Using the critical value approach can also be helpful in this matter.
Ø Statistics is the science of collection, analysis, interpretation or explanation, and presentation of data. It has wide usage in the field of research. In fact all the data collection and interpretation techniques used in Research are part of statistics. Ø It makes use of descriptive statistics for collection of data and inferential statistics for drawing inferences from this set of data. Ø The subject called research statistics & statistics is very important in research because that is the backbone of your research. Ø The Numbers gives an easy idea of how you conducted your research. Ø Statistics provides a platform for research as to; How to go about your research, either to consider a sample or the whole population, the Techniques to use in data collection and observation, how to go about the data description (using measure of central tendency). Ø To wrap it up, statistics as a science of data collection, analysis, interpretation, explanation and presentation will guide you in research for proper characterization, summarization, presentation and interpretation of your research result for proper action.
It is the value that occurs most often in a set of data.
In statistics, letter such as; a,..x..,z, is a variable used to represent an unknown value.