The scores of high school seniors on the act college entrance examination in a recent year had mean μ = 20.8 and standard deviation σ = 4.8. the distribution of scores is only roughly normal.(a) what is the approximate probability that a single student randomly chosen from all those taking the test scores 23 or higher? (round your answer to four decimal ) now take an srs of 25 students who took the test. what are the mean and standard deviation of the sample mean score x of these 25 students? (round your answers to two decimal ) what is the approximate probability that the mean scoreof these students is 23 or higher? (round your answer to four decimal places.)

Jordan, inc. sells fireworks. the company’s marketing director developed the following cost of goods sold budget for april, may, june, and july. april may june july budgeted cost of goods sold $62,000 $72,000 $82,000 $88,000 jordan had a beginning inventory balance of $3,000 on april 1 and a beginning balance in accounts payable of $14,600. the company desires to maintain an ending inventory balance equal to 15 percent of the next period’s cost of goods sold. jordan makes all purchases on account. the company pays 65 percent of accounts payable in the month of purchase and the remaining 35 percent in the month following purchase. required prepare an inventory purchases budget for april, may, and june. determine the amount of ending inventory jordan will report on the end-of-quarter pro forma balance sheet. prepare a schedule of cash payments for inventory for april, may, and june. determine the balance in accounts payable jordan will report on the end-of-quarter pro forma balance sheet.

Martinez company has the following two temporary differences between its income tax expense and income taxes payable. 2017 2018 2019 pretax financial income $873,000 $866,000 $947,000 (2017' 2018, 2019) excess depreciation expense on tax return (29,400 ) (39,000 ) (9,600 ) (2017' 2018, 2019) excess warranty expense in financial income 20,000 9,900 8,300 (2017' 2018, 2019) taxable income $863,600 $836,900 $945,700(2017' 2018, 2019) the income tax rate for all years is 40%. instructions: a. prepare the journal entry to record income tax expense, deferred income taxes, and income taxes payable for 2017, 2018, and 2019. b. assuming there were no temporary differences prior to 2016, indicate how deferred taxes will be reported on the 2016 balance sheet. button's warranty is for 12 months. c. prepare the income tax expense section of the income statement for 2017, beginning with the line, "pretax financial income."

Problem 3: access control pokeygram, a cutting-edge new email start-up, is setting up building access for its employees. there are two types of employees: managers and engineers, and there are three departments: security, networking, and human resoures. each employee works in a single department, and each department is housed on a different floor. managers are allowed access to any floor, while engineers are allowed access only to their own floor. there are three badge-operated elevators, each going up to only one distinct floor. every employee has one badge. pokeygram wants to use the best possible access control method in order to minimize delay for the elevators (a) access control matrix, 1. which of the following would you recommend that pokeygram use: (b) access control lists, or (c) capabilities? make sure to justify your answer. 2. what, if any, would be the benefits (and/or disadvantages) of using rbac (role-based access control) in this situation? keep your solution for this problem limited to 10-12 lines of text.