Complete this sentence: project scope management is primarily concerned with defining and controlling a. what is and what is not included in the project. b. what is and what is not included in the product. c. changes to the project scope. d. changes to the configuration management system.

Barbara jones opened barb’s book business on february 1, 2010. the company specilizes in editing accounting textbooks. you have been hired as manager. your duties include maintaining the company’s financial records. the following transactions occurred in february , the first month of operations. a. received shareholders' cash contributions on february 1 totaling $16,000 to form the corporation; issued 1,000 shares of common stock. b. paid $2,400 cash on february 2 for three months' rent for office space. tip: for convenience, simply record the full amount of the payment as an asset (prepaid rent). at the end of the month, this account will be adjusted to its proper balance. c. purchased and received supplies on february 3 for $300 cash. d. signed a promissory note on february 4, payable in two years; deposited $10,000 in the company's bank account. e. on february 5, paid cash to buy equipment for $2,500 and land for $7,500. f. placed an advertisement in the local paper on february 6 for $425 cash. g. recorded sales on february 7 totaling $1,800; $1,525 was in cash and the rest on accounts receivable. h. collected accounts receivable of $50 from customers on february 8. i. on february 9, repaired one of the computers for $120 cash. tip: most repairs involve costs that do not provide additional future economic benefits. j. incurred and paid employee wages on february 28 of $420.required: set up appropriate t-accounts for cash, accounts receivable, supplies, prepaid rent, equipment, furniture and fixtures, notes payable, contributed capital, service revenue, advertising expense, wages expense, and repair expense. all accounts begin with zero balances.tip: when preparing the t-accounts, you might find it useful to group them by type: assets, liabilities, stockholders’ equity, revenues, and expenses.2. record in t-accounts the effects of each transaction in february, referencing each transaction in the accounts with the transaction letter. show the unadjusted ending balances in the t-accounts. 3. prepare an unadjusted trial balance at the end of february.4. refer to the revenues and expenses shown on the unadjusted trial balance. based on this information, write a short memo offering your opinion on the results of operations during the first month of business.

True or false: a fitted model with more predictors will necessarily have a lower training set error than a model with fewer predictors.

Lusk corporation produces and sells 14,300 units of product x each month. the selling price of product x is $25 per unit, and variable expenses are $19 per unit. a study has been made concerning whether product x should be discontinued. the study shows that $72,000 of the $102,000 in monthly fixed expenses charged to product x would not be avoidable even if the product was discontinued. if product x is discontinued, the annual financial advantage (disadvantage) for the company of eliminating this product should be: