Suppose that Y1, Y2,..., Yn denote a random sample from an exponentially distributed population with mean . Find the MLE of the population variance 2. [Hint: Recall Example 9.9.]

1 STAT 145 Introduction to Statistics 1 Chapter 2 Organizing and Summarizing Data Terms ormulas 2.1 Organizing Qualitative Data Objectives: Group data in tables / Construct bar graphs and pie charts Frequency Distribution: A number of occurrences for each category of the data Relative Frequency: Proportion of observations within a category Relative Frequency = Frequency / Sum of ALL Frequencies