Use the Following Information to Answer the Question

Short Answer

Use the following information to answer the question. The average snowfall for cities in Michigan is 71.6 inches with a standard deviation of 9.7 inches. Assume the distribution for annual snowfall is approximately unimodal and symmetrical.
-In 2007, the annual snowfall in Grand Rapids, Michigan was 97.2 inches. What is the standard score for the 2007 snowfall? Was this an unusual amount of snowfall for a city in Michigan? Show all work and round any calculations to the nearest tenth.