How do I work this problem? In a given population of two-earner male/female couples, male earnings have a mean of $40,000 per year and a standard deviation of $12,000.Female earnings have a mean of $45,000 per year and a standard deviation of $18,000.The correlation between male and female earnings for a couple is .80.Let C denote the combined earnings for a randomly selected couple?

The penalties for a first-time dui charge include revocation of drivers license a. 180 days b. ben 180 des and one year c. bence 90 and 180 d. one year

Which of the following statements about revision is most accurate? (a) you must compose first drafts quickly (sprint writing) and return later for editing. (b) careful writers always revise as they write. (c) revision is required for only long and complex business documents. (d) some business writers prefer to compose first drafts quickly and revise later; others prefer to revise as they go.

Do it! review 16-3 the assembly department for right pens has the following production data for the current month. beginning work in process units transferred out ending work in process 0 22,500 16,000 materials are entered at the beginning of the process. the ending work in process units are 70% complete as to conversion costs. compute the equivalent units of production for (a) materials and (b) conversion costs. materials conversion costs the equivalent units of production