Usual and Unusual Values. In Exercises 912, consider a value to be unusual if its z score is less than 2 or greater than 2.Earthquakes The Southern California Earthquake Data Center recorded magnitudes (Richter scale) of 10,594 earthquakes in a recent year. Themean is 1.240 and the standard deviation is 0.578. Consider the magnitudes that are unusual. What are the magnitudes that separate the unusualearthquakes from those that are usual?

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...