please answer

Consider the following statements about a. an, and 0'0. Which two are correct? 0'\" is the standard deviation of the posterior distribution of the mean with informative prior | If the term on is very large then on is closer to 0'0 % is the standard deviation of the sample mean with an informative prior .| 0'0 is the standard deviation of the posterior distribution ofthe mean with informative prior | If the term 0'0 is very small then pan is closer to no