Deborah Kellogg buys Breathalyzer test sets for the Winter Park Police Department. The quality of the test sets from her two suppliers is indicated in the following table: Probability for Winter Park Percent Defective Probability for Dayton Enterprises Technology
1 .70 .30
2 .20 .30
3 .10 .40
For example, the probability of getting a batch of tests that are 1% defective from Winter Park Technology is . Because Kellogg orders tests per order, this would mean that there is a probability of getting defective tests out of the tests if Winter Park Technology is used to fill the order. A defective Breathalyzer test set can be repaired for . Although the quality of the test sets of the second supplier, Dayton Enterprises, is lower, it will sell an order of test sets for less than Winter Park.
a. What is the node value for Winter Park?
b. What is the node value for Dayton?
c. Based on cost, which supplier should Deborah Kellogg select?

Many levels of energy does an atom have?

During january 2018, the following transactions occur: january 1 purchase equipment for $20,600. the company estimates a residual value of $2,600 and a five-year service life. january 4 pay cash on accounts payable, $10,600. january 8 purchase additional inventory on account, $93,900. january 15 receive cash on accounts receivable, $23,100 january 19 pay cash for salaries, $30,900. january 28 pay cash for january utilities, $17,600. january 30 firework sales for january total $231,000. all of these sales are on account. the cost of the units sold is $120,500. the following information is available on january 31, 2018. depreciation on the equipment for the month of january is calculated using the straight-line method. the company estimates future uncollectible accounts. at the end of january, considering the total ending balance of the accounts receivable account as shown on the general ledger tab, $4,100 is now past due (older than 90 days), while the remainder of the balance is current (less than 90 days old). the company estimates that 50% of the past due balance will be uncollectible and only 3% of the current balance will become uncollectible. record the estimated bad debt expense. accrued interest revenue on notes receivable for january. unpaid salaries at the end of january are $33,700. accrued income taxes at the end of january are $10,100

Which of the following describes one of the ways that the demographics of an area affect the price of housing in that area? a. when more people have children, their incomes tend to be higher and the housing prices are also higher. b. older people are more likely to stay in their houses, creating a seller's market that keeps prices low. c. an area with a lower population density won't have enough construction workers to build new houses quickly. d. an area with younger people will have a higher demand for rentals and a lower demand for buying.