Dr. Johnson is interested in the difference in mean systolic blood pressure between groups. He performs analysis and finds a mean difference of XXXXXXXXXXmmHg in systolic blood pressure with a p value...

Dr. Johnson is interested in the difference in mean systolic blood pressure between groups. He performs analysis and finds a mean difference of 0.0005 mmHg in systolic blood pressure with a p value of 0.001. Dr. Johnson's findings are:

a) statistically insignificant and practically significant

b) statistically significant and practically significant

c) statistically insignificant and practically insignificant

d) statistically significant but practically ins