Five samples of size 4 were taken from a process. a range chart was developed that had

lclr

= 0 and

uclr

= 2.50. similarly, an average chart was developed with the average range from the five samples, with

lcl

= 15.0 and

ucl

= 22.0. the ranges for each of the five samples were 1.75, 2.22, 2.35, 2.04, and 2.30, respectively. the values of the sample average for each sample were 19.5, 22.3, 17.4, 20.1, and18.9, respectively. what can you tell management from thisanalysis?

a.

the process variability is out of control, and we cannot make a statement about the process average.

b.

the process variability is in control, but the process average is out of control.

c.

the process variability and the process average are in control.

d.

we cannot tell if the process variability or the process average is out of control.

On january 1, year 1, purl corp. purchased as a long-term investment $500,000 face amount of shaw, inc.’s 8% bonds for $456,200. the bonds were purchased to yield 10% interest. the bonds mature on january 1, year 6, and pay interest annually on january 1. purl uses the effective interest method of amortization. what amount (rounded to nearest $100) should purl report on its december 31, year 2, balance sheet for these held-to-maturity bonds?

Which of the following statements regarding the southern economy at the end of the nineteenth century is accurate? the south was producing as much cotton as it had before the civil war.

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.