Which of the Following Statements Is True

Short Answer

Which of the following statements is true? $\begin{array}{|l|l|}\hline A&\text { The population mean is al ways greater than the sample mean.}\\\hline B&\text {The population mean is always smaller than the sample mean. }\\\hline C&\text {The population mean must always equal the sample mean. }\\\hline D&\text {The population mean may equal, be less than or greater than the population mean. }\\\hline \end{array}$