Research Article
A Feedback Approach for QoS-Enhanced MAC in Wireless Sensor Network
(1) Establishing the null hypothesis: | There is no significant difference between and , | when system order changes form to ; | (2) Calculating statistics variable: | From , we can get according to (15); | (3) Judgement: | Chosen significance level , Searching critical value | table for -test with freedom of and , that is, | | (4) IF , the null hypothesis can | be accepted and rejected conversely. |
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