9. One of the tasks that a branch bank needs to complete is the bundling and strapping of different denominations of paper cash. The branch managers thinks there is a relationship between errors made and the number of weeks on the job of the tellers who do this task. Given that you know errors ultimately affect branch profitability, you want to resolve this issue. You’ve gathered the following information:
Average
Weeks Avg. Weekly
on Job Errors
3 14.7
6 16.3
9 17.1
12 17.0
13 11.1
16 13.7
21 16.7
23 14.4
25 10.8
26 11.3
29 2.6
46 3.4
58 4.9
64 4.4
67 4.3
70 5.1
75 4.4
85 3.4
90 4.6
96 5.5
a. Identify which quality improvement tool is appropriate to analyze the situation so it can be resolved and explain your response. [+2 pts.]
b. Properly construct and present your use of the tool. [+2 pts.]
c. What inferences would you make from your analysis? [+2 pts.]
