In: Statistics and Probability
20) What makes the null hypothesis so important?
21) What is the single most important number in statistics and why is it so important?
20-The purpose and importance of the null hypothesis and alternative hypothesis are that they provide an approximate description of phenomena....the importance of null hypothesis is to provide the researcherbor an investigator with a rational statement that is directly tested in a research study...as null hypothesis show impartial attitude..so conclusion of hypothesis is based on accepting or rejecting Null..
Note-Here 21 no question does not mean anything...please give the correct version of this question...
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