Step 1. State hypotheses and alpha level. Step 2. Locate critical region. Step 3. Collect data and calculate test statistic
A professor at the University of Wisconsin is interested in studying the relationship between officer’s gender and citizen complaints. The professor gathered information on 55 officers randomly sampled from the Chicago Police Department. Using the data collected below apply the five steps of the hypothesis testing process to answer the research question: is there a relationship between gender and citizen complaints. Use a two-tailed test with an alpha level of 0.05
|
Male Officers |
Female Officer |
|
n = 35 |
n = 20 |
|
M = 10.57 |
M = 8.34 |
|
SS = 901.34 |
SS = 794.34 |
|
|
||
|
Step 1. State hypotheses and alpha level. |
|
|
|
Step 2. Locate critical region. |
|
|
|
Step 3. Collect data and calculate test statistic. |
|
|
|
|
|
|
The sample size for male officer is 35, sample mean is 10.57, and SS is 901.34. The sample size for female officer is 20, sample mean is 8.34, and SS is 794.34.
Step by step
Solved in 4 steps with 1 images
