In Testing $H _ { o } : \mu _ { D } = 0 \text { versus } H _ { o } : \mu _ { D } \neq 0$

Short Answer

In testing $H _ { o } : \mu _ { D } = 0 \text { versus } H _ { o } : \mu _ { D } \neq 0$ where $\mu _ { D }$ is the true mean difference in paired data consisting of 16 independent pairs, the value of the test statistic is found to be 2.8. Then the P-value is approximately __________.