How should project results be communicated to executives and the project sponsor?

AFocus on business outcomes and benefits

BDemonstrate your technical prowess to establish credibility

CProvide model performance visualizations

DEmphasize coding details and technical requirements

Answer : A

What is the similarity between the matrix and array data structures in R?

ABoth structures can contain only integers

BBoth structures can only contain one data type

CBoth structures can store multiple data types

DBoth structures must be 2-dimensional

Answer : B

In time series analysis, what function is examined to identify the order of the autoregressive component of an ARIMA model?

ALogistic function

BLognormal distribution function

CPartial autocorrelation function

DNormal distribution function

Answer : C

What metrics are used to help calculate relevance in text analysis?

ATF and R square

BIDF and information gain

CInformation gain and confidence interval

DTF and IDF

Answer : D

Refer to Exhibit.

Refer to the exhibit, which shows pairwise counts for items purchased together.

Consider the following association rule: Milk -> Eggs

What is value of the lift?

A1.18

B0.264

C120

D70.81

Answer : A

Free Practice Questions for Dell EMC D-DS-FN-23 Exam