1. Professor Sou has some interesting data she has collected from her homicide study that would be perfect for a chi-square analysis. She sampled 289 murders. Out of 73 Black offenders, she found that 40 used a firearm, 25 used a melee weapon and 8 used poison. Out of 80 White offenders, she found that 35 used a firearm, 40 used a melee weapon and 5 used poison. Finally, out of 136 Hispanic offenders, she found that 28 used a firearm, 97 used a melee weapon and 11 used poison. Help determine whether there is a relationship between one's racial group and the type of weapon they used during a homicide. Show all five steps.

1. You have recently been given access to a dataset from the Iowa Department of Corrections. The dataset contains information regarding 12,044 inmates. You find that out of 9,617 males, 7,531 committed an assault, and 2,086 did not commit an assault. Moreover, out of 2,427 females, 2,052 committed an assault, and 375 did not commit an assault. Help determine if there is a relationship between gender and whether inmates committed an assault. Show all five steps.