In a database, the things for which information is stored and

Question 1:

In a database, the things for which information is stored and maintained are called:

fields.

measurements.

entities.

attributes.

Question 2. Question :

Which option in Risk Solver Platform allows you to choose the number of times random values can be generated for the uncertain cells in the model?

Trials per Simulation

Simulations to Run

Only Run

Sim. Random Seed

Question 3. Question :

What is a database?

A collection of related files

Simply a collection of data

A data file holding a single file

Flat files used to store data

Question 4. Question :

During which phase in problem solving is a formal model often developed?

Analyzing the problem

Structuring the problem

Defining the problem

Implementing the solution

Question 5. Question :

Which of the following is an example of a measure of continuous metrics?

Four errors revealed in an invoice

A delivery delayed by seven days

Weight and volume of a sheet of steel

Three incomplete orders on a day

Question 6. Question :

Which of the following is a parameter in the Normal Distribution Dialog of the Risk Solver Platform?

Maximum value

Minimum value

Most likely value

Mean

Question 7. Question :

Which of the following inputs of a decision model is an example of data?

Estimated consumer demand

Inflation rates

Costs

Investment allocations

Question 8. Question :

Which of the following ways would × /100 – 73 be represented in an Excel spreadsheet?

10(2) * 5(3) / 100 ^ 73

10(2) ^ 5(3) / 100 – 73

10^2 * 5^3 / 100 – 73

10*2 ^ 5*3 / 100 – 73

Question 9. Question :

Monte Carlo sampling differs from Latin Hypercube sampling in that the Monte Carlo sampling:

results in a more even distribution of output values.

uses the entire range of the distribution in a more consistent manner.

selects random variates independently over the entire range of possible values of the distribution.

uses an uncertain variable whose probability distribution is divided into intervals of equal probability.

Question 10. Question :

Which of the following questions will prescriptive analytics help a company address?

How many and what types of complaints did they resolve?

What is the best way of shipping goods from their factories to minimize costs?

What do they expect to pay for fuel over the next several months?

What will happen if demand falls by 10% or if supplier prices go up 5%?

Question 11. Question :

Identify the uncontrollable variable from the following inputs of a decision model.

Investment returns

Machine capacities

Staffing levels

Intercity distances

Question 12. Question :

In the ________ method, the distance between groups is defined as the distance between the closest pair of objects, where only pairs consisting of one object from each group are considered.

Ward’s linkage clustering

single linkage clustering

divisive clustering

average group linkage clustering

Question 13. Question :

Divisive clustering method is different from agglomerative clustering methods in that divisive clustering methods:

can only have a pair of subjects in each cluster.

separate objects into a particular cluster in one step.

separate n objects successively into finer groupings.

can only have a single subject in each cluster.

Question 14. Question :

________ is the ratio of the number of transactions that include all items in the consequent as well as the antecedent to the number of transactions that include all items in the antecedent.

Lift

Logit

Support for the association rule

Confidence of the association rule

Question 15. Question :

The weights for determining the discriminant functions are determined by:

assessing the number of outliers that are present in each group.

calculating the distance between the two closest observations in each group.

measuring the closeness between predictor values of each set.

maximizing the between-group variance relative to the within-group variance.

Question 16. Question :

In classification, which of the following would be considered as a categorical variable of interest for a credit approval decision for a requester?

Age of the requester

Income of the requester

Revolving balance of the requester

Reject or accept credit approval

Question 17. Question :

Logistic regression is different from discriminant analysis in that logistic regression:

does not predict the weights.

sets observation into predefined classes.

does not depend on assumptions.

depends on assumptions such as normalization of independent variables.

Question 18. Question :

Which of the following is true of association rule mining?

It develops analytic models to describe the relationship between metrics that drive business performance.

It identifies attributes that occur frequently together in a given data set.

It seeks to classify a categorical outcome into one of two or more categories.

It is a data reduction technique that reduces large information into smaller heterogeneous groups.

Question 19. Question :

Which of the following is included in the data mining approach of data exploration and reduction?

Analyzing data to predict how to classify a new data element

Identifying groups in which the elements of the groups are in some way similar

Creating rules for target marketing based on association of variables

Developing analytic models to describe the relationship between metrics

Question 20. Question :

The strength of the association rule, known as lift, is calculated as the ratio of the:

sum of the antecedents and the consequents to the antecedents.

antecedents to the consequents.

support to the confidence level.

confidence to expected confidence.

Question 21. Question :

The ________ algorithm is a classification scheme that attempts to find records in a database that are similar to one we wish to classify.

linear regression

logistic regression

k-Nearest Neighbors

discriminant analysis

Question 22. Question :

________ is a collection of techniques that seek to group or segment a collection of objects or observations into subsets, such that those within each subset are more closely related to one another than objects assigned to different subsets.

Association rule mining

Discriminant analysis

Cluster analysis

Logistic regression

Question 23. Question :

Two-way data tables can evaluate only one output variable.

True

False

Question 24. Question :

The accuracy of the model on the test data gives a realistic estimate of the performance of the model on completely unseen data.

True

False

Question 25. Question :

In cluster analysis, the objects within clusters should exhibit a high amount of dissimilarity.

True

False

 

 

 

Get 20% Discount on This Paper
Pages (550 words)
Approximate price: -

Try it now!

Get 20% Discount on This Paper

We'll send you the first draft for approval by at
Total price:
$0.00

How it works?

Follow these simple steps to get your paper done

Place your order

Fill in the order form and provide all details of your assignment.

Proceed with the payment

Choose the payment system that suits you most.

Receive the final file

Once your paper is ready, we will email it to you.

Our Services

Paper Helper has assembled a team of highly skilled writers with diverse experience in the online writing circles. Our aim is to become a one stop shop for all your Academic/ online writing. Check out below our amazing service!

Essays

Essay Writing Services

At Paper Helper, we prioritize on all aspects that creates a good grade such as impeccable grammar, proper structure, zero-plagiarism, and conformance to guidelines. The principal purpose of essay writing is to present the author's evaluation concerning a singular subject about which they have made. Since Professionalism is the mother of every success, try our team of experienced writers in helping you complete your essays and other assignments.

Admissions

Admission Papers

You have been trying to join that prestigious institution you long yearned for, but the hurdle of an admission essay has become a stumbling block. We have your back, with our proven team that has gained invaluable experience over time, your chance of joining that institution is now! Just let us work on that essay.How do you write an admission essay? How do you begin the essay? For answers, try Quality Custom Writers Now!

Editing

Editing and Proofreading

Regardless of whether you're pleased with your composing abilities, it's never an impractical notion to have a second eye go through your work. The best editing services leaves no mistake untouched. We recognize the stuff needed to polish up a writing; as a component of our editing and proofreading, we'll change and refine your write up to guarantee it's amazing, and blunder free. Our group of expert editors will examine your work, giving an impeccable touch of English while ensuring your punctuation and sentence structures are top-notch.

Coursework

Technical papers

We pride ourselves in having a team of clinical writers. The stringent and rigorous vetting process ensures that only the best persons for job. We hire qualified PhD and MA writers only. We equally offer our team of writers bonuses and incentives to motivate their working spirit in terms of delivering original, unique, and informative content. They are our resources drawn from diverse fields. Therefore your technical paper is in the right hands. Every paper is assessed and only the writers with the technical know-how in that field get to work on it.

Coursework

College Essay Writing

If all along you have been looking for a trustworthy college essay service provider that provides superb academic papers at reasonable prices, then be glad that you search has ended with us. We are your best choice! Get high-quality college essay writing from our magnificent team of knowledgeable and dedicated writers right now!

Coursework

Quality Assignment/Homework Help

We give the students premium quality assignments, without alarming them with plagiarism and referencing issues. We ensure that the assignments stick to the rules given by the tutors. We are specific about the deadlines you give us. We assure you that you will get your papers well in advance, knowing that you will review and return it if there are any changes, which should be incorporated.