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Machine Learning with Artificial Intelligence Alison Free Certificate

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True or False. Every state has a degree of usefulness or utility.

  • True
  • False

_________ networks allow compact specification of joint probability distributions. Fill in the blank.

Answer: Bayesian

What does the first stage of graph plan and planning graph construction attempt to achieve? Choose two.

  • Reachability analysis on the given problem
  • Delimiting the search space
  • Increasing the search space
  • Computability analysis on the given problem

Bayes’ rule requires the following: Choose two.

  • A bayesian network
  • Two prior probabilities
  • A conditional probability
  • A utility probability

Probability provides a way of summarizing the ____________ that comes from laziness and ignorance. Fill in the blank.

Answer: Uncertainty

The probability of a disjunction is given as: Choose one.

  • P(A) + P(B) – P(A Λ B)
  • P(A V B) = P(A) + P(B) – P(A Λ B)
  • P(A V B) = P(A) + P(B)
  • P(A V B) = P(A) – P(B)

________ planner can solve Sussman anomaly. Fill in the blank.

Answer: interleaving

_______ theory provides ways and means of weighing the desirability of goals and the likelihood of achieving them. Fill in the blank.

Answer: utility

Plan spacing planning is also referred to as? Choose one.

  • Action planning
  • Nonlinear planning
  • Goal-stack planning
  • Linear planning
  • Choose one answer.

True or False. Propositions can also include equalities involving random variables.

  • True
  • False

A planner that can represent plans in which some steps are ordered with respect to each other and other steps are unordered is called? Choose one.

  • Total order plan
  • Graph plan
  • Partial order plan
  • Linearized plan

A continuous random variable that takes an _______ number of distinct values. Fill in the blank.

Answer: Infinite

Casual chains give rise to? Choose one.

  • Affirmative dependence
  • Conditional dependence
  • Conditional independence
  • Affirmative independence

Which of the following is true of ABSTRIPS? Choose three.

  • It is a kind of hierarchical planner
  • It is very efficient in solving large problems
  • It greatly reduces search space
  • It is used as a delimeter

The set of all possible outcomes is referred to as? Choose one.

  • Utility space
  • Sample space
  • Probabilistic space
  • Empty space

___________ theory provides the basis for our treatment of systems that reason under uncertainty. Fill in the blank.

Answer: Probability

In planning a graph, a pair of mutually exclusive propositions in the same layer is linked through the _______ edge. Fill in the blank.

Answer: Mutex

Which of the following does not involve selecting an action whose pre conditions are met until a goal state is reached? Choose three.

  • Graph based planning
  • Plan space planning
  • Regression planning
  • Progression planning

Which of the following are included in the basics of probability theory? Choose three.

  • Utility rule
  • Bayes’ rule
  • Acting under uncertainty
  • Rational decisions

Which of the following does not hold for situation calculus? Choose three.

  • Objects are universal
  • Successor state axioms specify truth values of fluent in the current state
  • Situations and actions are explicitly taken to the objects in the domain
  • They are the only ways to represent beliefs about a changing world

Which of the following theories constitute the decision theory? Choose two.

  • Probability theory
  • Bayesian theory
  • Combination theory
  • Utility theory

First order logic used with complex domain like medical diagnosis fails for three main reasons: Choose three.

  • Practical ignorance
  • Arrogance
  • Laziness
  • Theoretical ignorance

All probabilities fall between: Choose one answer.

  • 100 and 1000
  • 10 and 100
  • 0 and 1
  • 1 and 10

Probability provides a way of summarizing the uncertainty that arises from? Choose two.

  • Arrogance
  • Laziness
  • Poverty
  • Ignorance

Bayes rule can be used to do do which of the following when conditioned on one piece of evidence? Choose one.

  • Answer probabilistic queries
  • Solve queries
  • Increase complexity of a query
  • Decrease complexity of a query

Planning and problem solving are different because of which of the following? Choose two.

  • Equality in the representation of goals, states, and actions
  • Differences in the representation of goals, states, and actions
  • Differences in the representation and construction of action sequences
  • Equality in the representation and construction of action sequences

Which of the following statements are true about STRIPS? Choose three.

  • Actions are effectively instantaneous
  • Actions are not represented explicitly as part of the world model
  • Actions are thought of as operators that syntactically transform world models
  • Actions are randomly instantaneous

If every undirected path from a node in X to a node in Y is separated by E, then given E,  X and Y are? Choose one.

  • Dependent
  • Conditionally dependent
  • Conditionally independent
  • Independent

__________ theory provides ways and means of weighing up the desirability of goals and the likelihood of achieving them. Fill in the blank.

Answer: utility

Which of the following is true of a probability model associated with a numerical probability with each possible world? Choose two.

  • Total probability of the set of all possible worlds is 100
  • Total probability of the set of all possible worlds is 1
  • Every possible world must have a probability between 0 and 100
  • Every possible world must have a probability between 1 and 0

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