What is the importance of the null hypothesis? Why has it been the backbone of mainstream hypothesis testing for decades?

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    Respond to the following in a minimum of 275 words: 

    This week, we consider how to conduct hypotheses test on one sample data. Discuss the concepts associated with these tests. Consider the following: 

     

    ·       What is the importance of the null hypothesis? Why has it been the backbone of mainstream hypothesis testing for decades?

    • The difference between a one tail and a two tailed test. 
    • The importance of stating the null and alternative hypotheses before conducting the test. 
    • What is the difference between a type I and type II error? The importance of a type one error (p) in conducting the test.  What are its limitations?   What are the implications in the context of accepting or rejecting a null hypothesis?
    • The relationship between the p value and our decision to accept or reject the null hypothesis 

     

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