Where did dogs come from? a. the wolf is now widely accepted as the most likely ancestor of all domestic dogs. b. there are over four hundred described breeds of dogs today, which can be all genetically traced back to a wild wolf species that lived between 15,000 and 40,000 years ago, well before the first agricultural human societies. c. this fact shows a. d. the power of animal cloning techniques developed by early humans

Classifying inflows and outflows of cash classify each of the following items as an inflow (i) or an outflow (o) of cash, or as neither (n). lg 2 lg 2 item change ($) item change ($) cash +100 accounts receivable −700 accounts payable −1,000 net profits +600 notes payable +500 depreciation +100 long-term debt −2,000 repurchase of stock +600 inventory +200 cash dividends +800 fixed assets +400 sale of stock +1,000

One question from a survey was "how many credit cards do you currently have? " the results of the survey are provided. complete parts (a) through (g) below. click the icon to view the survey results. (a) determine the mean number of credit cards based on the raw data. the mean is 3.113.11 credit cards. (type an integer or a decimal. do not round.) (b) determine the standard deviation number of credit cards based on the raw data. the standard deviation is 1.9111.911 credit cards. (round to three decimal places as needed.) (c) determine a probability distribution for the random variable, x, the number of credit cards issued to an individual. x (# of cards) p(x) x (# of cards) p(x) 1 0.280.28 6 nothing 2 nothing 7 nothing 3 nothing 8 nothing 4 nothing 9 nothing 5 nothing 10 nothing (type integers or decimals. do not round.)

Carmen co. can further process product j to produce product d. product j is currently selling for $20 per pound and costs $15.75 per pound to produce. product d would sell for $38 per pound and would require an additional cost of $8.55 per pound to produce. what is the differential revenue of producing product d?