Choose the appropriate phrases to fill in each blank to complete the passage. Not all phrases will be used. When researchers inadvertently create a flaw in their experiment that is a threat to internal validity, it is known as a . If these flaws coincide with the experimental manipulation and call into question whether or not the manipulation or the flaws affected the dependent variable, this is known as . Whereas. if the flawed part of the experiment does not coincide with a specific group, and is introduced at random, this is known as and does not necessarily pose a threat to internal validity.

Each of the four independent situations below describes a sales-type lease in which annual lease payments of $12,500 are payable at the beginning of each year. each is a finance lease for the lessee. (fv of $1, pv of $1, fva of $1, pva of $1, fvad of $1 and pvad of $1) (use appropriate factor(s) from the tables provided.) situation 1 2 3 4 lease term (years) 3 3 3 3 asset’s useful life (years) 3 4 4 6 lessor’s implicit rate (known by lessee) 14 % 14 % 14 % 14 % residual value: guaranteed by lessee 0 $ 5,000 $ 2,500 0 unguaranteed 0 0 $ 2,500 $ 5,000 purchase option: after (years) none 2 3 3 exercise price n/a $ 7,500 $ 1,500 $ 3,500 reasonably certain? n/a no no yes

Oakmont company has an opportunity to manufacture and sell a new product for a four-year period. the company’s discount rate is 18%. after careful study, oakmont estimated the following costs and revenues for the new product: cost of equipment needed $ 230,000 working capital needed $ 84,000 overhaul of the equipment in year two $ 9,000 salvage value of the equipment in four years $ 12,000 annual revenues and costs: sales revenues $ 400,000 variable expenses $ 195,000 fixed out-of-pocket operating costs $ 85,000 when the project concludes in four years the working capital will be released for investment elsewhere within the company. click here to view exhibit 12b-1 and exhibit 12b-2, to determine the appropriate discount factor(s) using tables.

Wilson company paid $5,000 for a 4-month insurance premium in advance on november 1, with coverage beginning on that date. the balance in the prepaid insurance account before adjustment at the end of the year is $5,000, and no adjustments had been made previously. the adjusting entry required on december 31 is: (a) debit cash. $5,000: credit prepaid insurance. $5,000. (b) debit prepaid insurance. $2,500: credit insurance expense. $2500. (c) debit prepaid insurance. $1250: credit insurance expense. $1250. (d) debit insurance expense. $1250: credit prepaid insurance. $1250. (e) debit insurance expense. $2500: credit prepaid insurance. $2500.