Suppose That for a Certain Experiment $P ( A ) = .37 , P ( B ) = .69$

question 149

Essay

Suppose that for a certain experiment $P ( A ) = .37 , P ( B ) = .69$ , and $P ( A \cap B ) = .23$ . Find $P ( A \cup$ $B )$ .

---

Definitions:

Direct Labour Price Variance

The difference between the actual cost of direct labor and the expected (or standard) cost, based on the actual hours worked.

Direct Labour Standards

Pre-determined measures of how much labor (time or cost) should be used to produce a unit of product or perform a service.

Total Cost

The complete cost of producing or acquiring goods or services, including both fixed and variable components.

Direct Material Quantity Variance

The difference between the expected and actual quantity of materials used in production, affecting the total manufacturing cost.