In a One-Sample Z-Test,the Term "Statistically Significant Difference" Tells You

Multiple Choice

In a one-sample z-test,the term "statistically significant difference" tells you _____.

A) your sample mean differs from the hypothesized value by more than would be expected from sampling error alone
B) the difference between your sample mean and the hypothesized value is large and meaningful in the "real world"
C) there is a non-zero correlation coefficient between your independent and dependent variables
D) all of these