According to data from CAL FIRE, the average number of monthly arson-related arrests in a typical year is u = 6.83 (o = 7). In January through August of this year, 103 people have been arrested for arson. This gives a monthly average of x = 12.88 arrests across n = 8 months. Use this information to answer the questions in this section. 1. We will conduct a one-sample z-test to compare this year's monthly arrest average to the typical monthly average. First, calculate the standard error of the mean (SEM)