A manufacturing company has two plants at different locations producing three different items. Based on the number of workers and the demand for the items in their respective locations, the number of items manufactured per day by each plant is listed in the table.

Plant APlant BItem 12215Item 2812Item 31425

Select the observed and expected frequencies for Item 2 produced by Plant B.

• Observed: 12
• Expected: 17.3

• Observed: 12
• Expected:10.8

• Observed: 9.2
• Expected: 17.3

• Observed: 9.2
• Expected: 10.8