Use the Following Information for Questions:
Let P Denote $\hat{p}$

Short Answer

Use the following information for questions:
Let p denote the proportion of adults in major minority groups in the US who read an ethnic newspaper at least several times per week. According to the nonprofit organization New California Media the true value of p is 45 percent. We decide to take SRS of 200 adults in major minority groups and calculate $\hat{p}$ , the sample proportion of adults who read an ethnic newspaper at least several times per week.
-What is the standard deviation of the sampling distribution of $\hat{p}$ ?