Data Analytics Question

Skip To Content

Take Test: Quiz 1 (MLO 1.1, 1.2, 1.3)

Refresh

Display Course Menu in a Window

2024-SU-E2 BUS440-AE-Quantitative Business Analysis

Home
Getting Started

Syllabus
Immediate Access

Discussion Board
Learning Activities
Tools

Tutoring Appointments

Student Resources

Take Test: Quiz 1 (MLO 1.1, 1.2, 1.3)
Test Information

Description

The quiz includes terminology and information presented in the weekly readings from the text.
You may use your notes and book but not a partner or any other resources. Be sure to adhere to University’s Academic Integrity Policy. There is no time limit, but once you begin, you are forced to complete the test.

Quiz Overview:

This exam contains 25 Multiple Choice questions.
Students’ have two attempts and the best score will be kept. Time is unlimited

Please do not press, ‘submit’ button unless you finish.

InstructionsMultiple AttemptsThis test allows 2 attempts. This is attempt number 2.Force CompletionThis test can be saved and resumed later.Your answers are saved automatically.

Expand Question Completion Status:
QUESTION 1

In the set of all past due accounts, let the event A mean the account is between 31 and 60 days past due and the event B mean the account is that of a new customer. The intersection of A and B isa.all accounts fewer than 31 or more than 60 days past due.b.all accounts from new customers and all accounts that are from 31 to 60 days past due.c.all new customers whose accounts are between 31 and 60 days past due.d.all new customers.
2 points

QUESTION 2
The terms ‘stochastic’ and ‘deterministic’ have the same meaning in quantitative analysis. True False

2 points
QUESTION 3

A(n) __________ is a graphical representation in which the sample space is represented by a rectangle and events are represented as circles.a.histogramb.frequency polygonc.tree diagramd.Venn diagram
2 points

QUESTION 4
The complement of P(A | B) isa.P(A | BC)b.P(A I B)c.P(AC | B)d.P(B | A)

2 points
QUESTION 5

Management science and operations research both involvea.scientific research as opposed to applications.b.quantitative approaches to decision making.c.operational management skills.d.qualitative managerial skills.
2 points

QUESTION 6
An experiment consists of four outcomes with P(E1) = 0.2, P(E2) = 0.3, and P(E3) = 0.4. The probability of outcome E4 isa.0.024b.0.500c.0.900d.0.100

2 points

QUESTION 7
If P(A B) = 0a.either P(A) = 0 or P(B) = 0.b.A and B are mutually exclusive events.c.A and B are independent events.d.P(A) + P(B) = 1

2 points

QUESTION 8
If A and B are independent events with P(A) = 0.1 and P(B) = 0.5, then P(A B) = .6. True False

2 points

QUESTION 9

The volume that results in total revenue being equal to total cost is thea.marginal cost.b.break-even point.c.marginal volume.d.profit mix.

2 points

QUESTION 10

Which of the following is not one of the commonly used names for the body of knowledge involving quantitative approaches to decision-making?a.management scienceb.operations researchc.efficiency studiesd.business analytics

2 points

QUESTION 11

A toy train layout designed to represent an actual railyard is an example of an analog model. True False

2 points

QUESTION 12

Of the last 100 customers entering a computer shop, 25 have purchased a computer. If the classical method for computing probability is used, the probability that the next customer will purchase a computer isa.1.00b.0.25c.0.75d.0.50

2 points
QUESTION 13
The decision making process includes implementation and evaluation of the decision. True False
2 points

QUESTION 14

Posterior probabilities area.joint probabilitiesb.conditional probabilitiesc.marginal probabilitiesd.simple probabilities

2 points

QUESTION 15

If you are deciding to buy either machine A, B, or C with the objective of minimizing the sum of labor, material and utility costs, you are dealing with a single-criterion decision. True False

2 points

QUESTION 16

The range of probability isa.any value larger than zerob.zero to onec.any value between -1 to 1d.any value between minus infinity to plus infinity

2 points

QUESTION 17

When the conclusions based upon the aggregated crosstabulation can be completely reversed if we look at the unaggregated data, the occurrence is known asa.Simpson’s paradoxb.reverse correlationc.disaggregationd.inferential statistics

2 points

QUESTION 18

In a multicriteria decision problema.it is impossible to select a single decision alternative.b.the decision maker must evaluate each alternative with respect to each criterion.c.successive decisions must be made over time.d.each of these choices are true.

2 points

QUESTION 19
Which of the following is not a proper sample space when all undergraduates at a university are considered?a.S = {freshmen, sophomores}b.S = {a major within business, no business major}c.S = {in-state, out-of-state}d.S = {age under 21, age 21 or over}

2 points

QUESTION 20
The decision variables of a model are also known as thea.projected resultsb.controllable inputsc.environmental factorsd.uncontrollable output

2 points
QUESTION 21

P(A|B) = P(B|A) for all events A and B. True False

2 points

QUESTION 22

All uncontrollable inputs or data must be specified before we can analyze the model and recommend a decision or solution for the problem. True False

2 points

QUESTION 23

Inputs to a quantitative modela.are uncontrollable for the decision variables.b.must all be deterministic if the problem is to have a solution.c.are uncertain for a stochastic model.d.are a trivial part of the problem solving process.

2 points

QUESTION 24

The probability of an intersection of two events is computed using thea.multiplication lawb.addition lawc.division lawd.subtraction law

2 points

QUESTION 25

Revised probabilities of events based on additional information area.marginal probabilitiesb.joint probabilitiesc.posterior probabilitiesd.complementary probabilities

Collepals.com Plagiarism Free Papers

Are you looking for custom essay writing service or even dissertation writing services? Just request for our write my paper service, and we'll match you with the best essay writer in your subject! With an exceptional team of professional academic experts in a wide range of subjects, we can guarantee you an unrivaled quality of custom-written papers.

Get ZERO PLAGIARISM, HUMAN WRITTEN ESSAYS

Why Hire Collepals.com writers to do your paper?

Quality- We are experienced and have access to ample research materials.

We write plagiarism Free Content

Confidential- We never share or sell your personal information to third parties.

Support-Chat with us today! We are always waiting to answer all your questions.