Exams & Certification

Fundamental Theorem of Linear Programming: Version 3 If the optimal value of the objective function in a linear programming problem exists, then that value must occur at one or more of the basic feasible solutions of the initial system. The correct answer and explanation is : Correct Answer: The Fundamental Theorem of Linear Programming (Version […]

The name of the ionic compound with the formula Rb3P is:1) Trirubidium phosphide2) Rubidium phosphide3) Rubidium (1) phosphide4) Rubidium (III) phosphide The correct answer and explanation is : The correct answer is:(2) Rubidium phosphide Explanation: Understanding Ionic Compounds Ionic compounds are named by identifying the cation (positively charged ion) first and then the anion (negatively

How do continental crust and oceanic crust differ?Check all that apply.A Continental crust is composed of granite; oceanic crust is composed of basalt.B Continental crust is less dense than oceanic crust.C Continental crust is thicker than oceanic crust.D ceanic crust is composed of granite; continental crust is composed of basalt.E ceanic crust is thicker than

Provide the Lewis structure and molecular geometry as predicted by VSEPR (with solution) ofthe following:(a) Xenon dichloride, XeCl2 The correct answer and explanation is : Lewis Structure and Molecular Geometry of Xenon Dichloride (XeCl₂) Step 1: Determine the Total Valence Electrons Step 2: Draw the Skeletal Structure Step 3: Assign Lone Pairs Thus, the Lewis

The marketing research process follows five steps, and researchers A. may not always go through them in the exact sequence if the situation changes or new information is discovered.B. should maintain the integrity of the process by following each step sequentially and thoroughly.C. often collect data before defining the research objectives.D. should be prepared to

When conducting a survey about choosing vacation destinations, Hillary will need to __ to get reluctant respondents to provide honest information. A. choose only highly verbal consumersB. assure consumers that their individual responses will be kept confidentialC. use only focus group interviewsD. ask unstructured questionsE. create an efficient data warehouse The correct answer and explanation

Steady-state operations of the various queuing systems refer to the situation when: a. Ordinarily expected customer arrival and service patterns occur. b. The arrival and service processes are deterministic. c. There is high variability in customer departure patterns. d. There is high variability in customer arrival patterns. The correct answer and explanation is : The

Jockeying in queuing models refers to a situation when customers: a. Wait for service as long as it takes. b. Do not joint the queue. c. Leave a queue before being served. d. Switch to another service channel. The correct answer and explanation is : Correct Answer: d. Switch to another service channel. Explanation: In

Suppose that a probability of 116 is assigned to eachpoint of the sample space of part (a) of Exercise 3.1on page 65. Find the probability distribution of thetotal number of units of black and white cement thatare adulterated. The correct answer and explanation is : To solve this problem, let’s define the probability distribution for

Explain the concept of shifting of mean of a process in case of Six Sigma quality control? As a manager, you have an option to buy a new machine that can produce your product with mean of 0.251 and standard deviation of 0.005. You are excited because the company’s long-term goal is no more than