MATH6200 Data Analysis (Finals Q1&Q2)

This course reviews and expands upon core topics in probability and statistics through the study and practice of data analysis.

MATH6200 Data Analysis

Question 1

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The method that does NOT require t he assumption that the parameters are normally distributed.

Select one:

a.

identity likehood

b.

profile link

c.

profile

d.

profile likehood

Question 2

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The proportion of a well-defined classified positive events.

Select one:

a.

sensitivity

b.

clarity

c.

velocity

d.

volume

Question 3

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Displays the performance of a model and enables a comparison to be made with other models.

Select one:

a.

ROC curve

b.

DAC

c.

SBC

d.

GLM

Question 4

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It enables the performance of a model and enables a comparison to be made with other models.

Select one:

a.

GML

b.

ROC

c.

IOT

d.

LR

Question 5

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Which belong to the GLM  family?

Select one:

a.

linear only

b.

logistic only

c.

exponential only

d.

logistic and linear

Question 6

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The classification table that XL Stat can display.

Select one:

a.

inverse matrix

b.

identity matrix

c.

square matrix

d.

confusion matrix

Question 7

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It corresponds to the case where the dependent variable has more than 2 categories.

Select one:

a.

multinomial logit model

b.

trinomial logit model

c.

binomial logit model

d.

polynomial logit model

Question 8

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The most common functions used to link probability to the explanatory variables are the LOGIT model and ________model.

Select one:

a.

LEGIT

b.

PROBIT

c.

LOGET

d.

PROBET

Question 9

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What does GLM means?

Select one:

a.

General Linear Model

b.

Generalized Linear Mode

c.

Generalized Linear model

d.

General Line Mode

Question 10

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Question text

Which pair belongs to the same family of models called GLM ?

i) logistic      ii) linear regression      iii.) multinomial regression       iv)probability

Select one:

a.

I and iv

b.

I and ii

c.

ii and iii

d.

iii and iv

Question 11

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The method used to iteratively find a solution to a multinomial legit model.

Select one:

a.

Kun’s alhorithm

b.

Newton-Raphson algorithm

c.

Baye’s algorithm

d.

Newtonian algorithm

Question 12

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It does NOT require the assumption that the parameters are normally distributed.

Select one:

a.

profile likehood

b.

definite likehood

c.

densiy likehood

d.

mass likehood

Question 13

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Question text

ROC comes from ______theory.

Select one:

a.

signal detraction

b.

signal attraction

c.

signal execution

d.

signal detection

Question 14

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Classification table is also called ________

Select one:

a.

confidential matrix

b.

criteria matrix

c.

conditional matrix

d.

confusion matrix

Question 15

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Question text

The proportion of a well-classified negative event.

Select one:

a.

sensitivity

b.

clarity

c.

specificity

d.

identity

Question 16

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A frequently used method as it enables binary variables, sum polytomous variable to be modelled.

Select one:

a.

binomial regression

b.

linear regression

c.

exponential regression

d.

logistic regression

Question 17

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To estimate the parameters of the model ,the ________function is maximized.

Select one:

a.

sensiivity

b.

likehood

c.

specificity

d.

multinomial

Question 18

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Question text

SBC means_________

Select one:

a.

Schwar’s Bayesian Criterion

b.

Schmidt’s Bayesian Criterion

c.

Schars’ Bayes Criteria

d.

Standard Bayes’ Criterion

Question 19

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Question text

What does ROC mean?

Select one:

a.

Receptor Operating Characteristics

b.

Receiver Operating Channel

c.

Receiver Operating Characteristics

d.

Receiver Operating Character

Question 20

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Question text

He proposed the use of a penalized likehood function.

Select one:

a.

Hein

b.

Gombartz

c.

Heitz

d.

Firth

Question 1

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All representations are ________.

Select one:

a.

imperfect

b.

stable

c.

unstable

d.

perfect

Question 2

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Question text

KR means __________________________.

Select one:

a.

Knowledge Representation

b.

Knowledge Replenished 

c.

Knowledge Requisition

d.

Knowledge Request

Question 3

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Question text

It views the world in thinking of prototypical objects.

Select one:

a.

rule

b.

logic

c.

semantic net

d.

frame

Question 4

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Any way to get new expressions from old ones.

Select one:

a.

inference

b.

surrogate

c.

semantic

d.

reasoning

Question 5

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Question text

Which is NOT a KR technology?

Select one:

a.

semantic nets

b.

frames

c.

logic

d.

roles

Question 6

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Question text

The following are abstract notions EXCEPT

Select one:

a.

beliefs

b.

processees

c.

casualty

d.

actions

Question 7

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Question text

The following provided inspirations of what constitutes intelligent reasoning EXCEPT

Select one:

a.

Sociology

b.

Statistics

c.

Biology

d.

Psychology

Question 8

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The following are distinct roles that KR plays EXCEPT

Select one:

a.

Surrogate

b.

Set of ontological commitments

c.

Medium of human expression

d.

Medium for pragmatically diligent interpretation

Question 9

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Question text

KR as a _________is a substitute for the thing itself.

Select one:

a.

semantic

b.

surrogate

c.

pragmatic

d.

ontological

Question 10

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It is used to enable an entity to determine consequences by thinking rather than acting.

Select one:

a.

Knowledge Representation

b.

Intelligent reasoning

c.

Knowledge Channel

d.

Artificial Intelligence

Question 11

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It views the world in terms of attributes object value triples.

Select one:

a.

frame

b.

logic

c.

rule based

d.

semantic net

Question 12

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It is a language that we say things about the world.

Select one:

a.

Medium of pragmatic evidences

b.

Medium of human experiences

c.

Medium of ontological commitments

d.

Medium of human expression

Question 13

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It sees a set of prototypes in particular prototypical diseases to be matched against the case at hand.

Select one:

a.

MYCIN

b.

LOGIC

c.

INTERNIST

d.

SEMANTIC NETS

Question 14

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Question text

Which is NOT a basic representation technology?

Select one:

a.

frame

b.

semantic net

c.

logic

d.

graph

Question 15

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Question text

KR is a set of __________commitments.

Select one:

a.

anthropological

b.

ontological

c.

social

d.

psychological

Question 16

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It is a process that goes on internally while most things it wishes about exists only externally.

Select one:

a.

actions

b.

logic

c.

inference

d.

reasoning

Question 17

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Which is NOT a component of KR?

Select one:

a.

fundamental conception

b.

set of inferences that it recommends

c.

set of inferences that represent sactions

d.

it adheres to the function

Question 18

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It involves a commitment in viewing the world in terms of individual entities and relations.

Select one:

a.

semantic nets

b.

logic

c.

frame

d.

rules

Question 19

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Question text

A network purpoting to describe family memberships.

Select one:

a.

network tautology

b.

network topology

c.

network adherence

d.

networking

Question 20

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It is a variety of  formal calculation typically deduction.

Select one:

a.

KR

b.

GLM

c.

Artificial Intelligence

d.

Intelligent Reasoning