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Free and Premium Pegasystems PEGACPDS88V1 Dumps Questions Answers

Certified Pega Data Scientist 8.8 Questions and Answers

Question 1

When building a predictive model, the Data Analysis stage is where you

Options:

A.

create data samples

B.

select the input data

C.

group predictors

D.

determine the output field

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Question 2

U+ Telecom wants to engage in proactive retention to reduce churn. As a data scientist, you create a prediction that calculates the probability that a client is likely to cancel a subscription. What type of prediction do you create?

Options:

A.

Case management_____

B.

Customer Decision Hub

C.

Text analytics

Question 3

When developing a predictive model, the outcome value of a continuous model type can represent__________________

Options:

A.

customer churn

B.

acceptance of an offer

C.

customer loan default

D.

the purchase value of an offer

Question 4

In a decision strategy, to remove propositions based on the current month, you use a

Options:

A.

Calendar component

B.

Filter component

C.

Data Strategy property

D.

Calendar strategy property

Question 5

A large online store uses Pega Customer Decision Hub to smoothly adapt to changing customer behavior. Adaptive models help accomplish this business objective as the models learn from customer responses.

Which statement about adaptive models is correct? s

Options:

A.

Adaptive models perform a binary model calculation

B.

Adaptive models require underlying predictive models

C.

Adaptive models require a historical data set to start learning

D.

Adaptive models perform a continuous model calculation

Question 6

When you create a decision strategy from scratch and want to associate an adaptive model with each action, you need to_______.

Options:

A.

Capture the customer's response

B.

Define the adaptive model instances in Adaptive Decision Manager

C.

Link all actions with an adaptive model decision component

D.

Create an adaptive model rule for each action

Question 7

The filter component is used to filter_______

Options:

A.

Actions

B.

Customers

C.

Adaptive models

D.

attributes

Question 8

To enable an assessment of its reliability, the Adaptive Model produces three outputs: Propensity, Performance and Evidence. The performance of an Adaptive Model that has not collected any evidence is_________.

Options:

A.

1-0

B.

null

C.

0.5

D.

0.0

Question 9

The standardized model operations process (MLOps) lets you replace a low-performing predictive model that drives a prediction with a superior one.

When you place the new model in shadow mode in the production environment, the current model___________

Options:

A.

uses the outcomes of the new model as predictors

B.

is automatically replaced

C.

drives the prediction

D.

no longer drives the prediction

Question 10

When selecting the list of predictors for an adaptive model you should

Options:

A.

Select up to a maximum of 500 predictors

B.

Consider properties from a wide range of sources

C.

Always use numeric type for integer properties

D.

Select at least one date property

Question 11

Predictions combine predictive analytics and best practices in data science. Which two best practices are included in Pega Customer Decision Hub™ predictions? (Choose Two)

Options:

A.

Setting the response timeout

B.

Using a control group

C.

Selecting the model with the highest performance

D.

Selecting the audience

Question 12

What happens when you increase the performance threshold setting of an adaptive model rule?

Options:

A.

The number of active predictors increases

B.

The performance of the model is increased

C.

The correlation threshold decreases

D.

The number of active predictors may decrease

Question 13

Pega Decision Management enables organizations to make next-best-action decisions.

To which types of decisions can next-best-action be applied?

Options:

A.

Determining how to optimize the product portfolio to increase market share

B.

Determining why response rates for a campaign in one region are below average

C.

Determining the cause of a customer's problem

D.

Determining which banner to show on a web site to increase click rate

Question 14

What is the key component of a Next-Best-Action strategy?

Options:

A.

Strategy

B.

Work flow

C.

Decision table

D.

Predictive model

Question 15

To optimize their customer interactions, U+ Bank routes all emails that are complaints to a specialized department. To identify emails that voice a complaint, the text prediction uses___________

Options:

A.

An entity extraction model

B.

a topic model

C.

a language model

D.

a sentiment model

Question 16

U+ Bank wants to offer a 10% discount for customers whose CLV value is higher than 400. Which strategy component should you use to meet the new requirement?

Options:

A.

Group By

B.

Filter

C.

Set Property

D.

Prioritize

Question 17

To enable an assessment of its reliability the adaptive model produces four outputs: propensity,performance, evidence and positives.

The Performance of an adaptive model that has not collected any evidence yet is______.

Options:

A.

75

B.

0

C.

50

D.

100

Question 18

When implementing a Next-Best-Action project, which step is recommended to be taken first?

Options:

A.

Define Issue and Group hierarchy

B.

Define propositions

C.

Define business rules

D.

Define prioritization formula

Question 19

Customer Decision Hub™ uses the P*C*V*L arbitration formula to select the next best action for each customer. Which factor in the arbitration formula is calculated by using AI?

Options:

A.

Business levers

B.

Context weighing

C.

Propensity

D.

Action value

Question 20

The mapping of the input fields of a third-party predictive model is done in the

Options:

A.

Predictive Model decision component

B.

Predictive Model rule

C.

Predictive Analytics Director portal

D.

Customer class definition

Question 21

You are a company with a new and unique product, and you want to offer it to the right customer.

Give the scenario, which rule type should you use?

Options:

A.

Adaptive model

B.

Decision table

C.

Predictive model

D.

Scorecard