Câu hỏi gốc môn DTA301

137 câu gốc, sắp theo số đề từng chứa câu đó.

20 kết quả phù hợp nhất

Which of the following is an analytical technique that, for a chosen value of k, identifies k clusters of objects based on the objects' proximity to the center of the k groups?

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Which is a commonly used method for clustering categorical data based on the number of differences in the respective components of the attributes?

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What measures how many times more often X and Y occur together than expected if they are statistically independent of each other?

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Given a large collection of transactions, in which each transaction consists of one or more items, what method can we use to go through the items being purchased to see what items are frequently bought together and to discover a list of rules that describe the purchasing behavior?

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If {bread, eggs, milk} has a support of 0.15 and {bread, eggs} also has a support of 0.15, the confidence of rule {bread, eggs} -> {milk} is _____.

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Association rules are an ________ learning method often used to discover interesting relationships hidden in a large dataset.

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In logistic regression, the ______ is the value where the likelihood function is based only on the intercept term (y = β0).

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In logistic regression, deviance is defined to be ______, where L is the maximized value of the likelihood function that was used to obtain the parameter estimates.

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A _______ value near 1 indicates a good fit over the simple null model.

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In logistic regression, _____ is defined to be -2 * logL, where L is the maximized value of the likelihood function that was used to obtain the parameter estimates.

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In a decision tree, the top internal node is called the _____.

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Bayes' theorem gives the relationship between the probabilities of two events and their _____.

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Which algorithm introduces a number of improvements over the original ID3 algorithm?

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The process of converting continuous variables into categorical ones is called _____.

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Which of the following is expressed by the equation?

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Which of the following refers to the long-term movement in a time series? It indicates whether the observation values are increasing or decreasing over time.

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A time series yt for t = 1, 2, 3, ... is a stationary time series if the following three conditions are met, except:

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Which of the following analysis methods attempts to model the underlying structure of observations taken over time?

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Which of the following techniques uses a given dictionary to find the correct dictionary base form of a word?

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Which provides tools to automatically organize, search, understand, and summarize vast amounts of information?

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Câu hỏi gốc môn DTA301

Which of the following is an analytical technique that, for a chosen value of k, identifies k clusters of objects based on the objects' proximity to the center of the k groups?

Which is a commonly used method for clustering categorical data based on the number of differences in the respective components of the attributes?

What measures how many times more often X and Y occur together than expected if they are statistically independent of each other?

Given a large collection of transactions, in which each transaction consists of one or more items, what method can we use to go through the items being purchased to see what items are frequently bought together and to discover a list of rules that describe the purchasing behavior?

If {bread, eggs, milk} has a support of 0.15 and {bread, eggs} also has a support of 0.15, the confidence of rule {bread, eggs} -> {milk} is _____.

Association rules are an ________ learning method often used to discover interesting relationships hidden in a large dataset.

In logistic regression, the ______ is the value where the likelihood function is based only on the intercept term (y = β0).

In logistic regression, deviance is defined to be ______, where L is the maximized value of the likelihood function that was used to obtain the parameter estimates.

A _______ value near 1 indicates a good fit over the simple null model.

In logistic regression, _____ is defined to be -2 * logL, where L is the maximized value of the likelihood function that was used to obtain the parameter estimates.

In a decision tree, the top internal node is called the _____.

Bayes' theorem gives the relationship between the probabilities of two events and their _____.

Which algorithm introduces a number of improvements over the original ID3 algorithm?

The process of converting continuous variables into categorical ones is called _____.

Which of the following is expressed by the equation?

Which of the following refers to the long-term movement in a time series? It indicates whether the observation values are increasing or decreasing over time.

A time series yt for t = 1, 2, 3, ... is a stationary time series if the following three conditions are met, except:

Which of the following analysis methods attempts to model the underlying structure of observations taken over time?

Which of the following techniques uses a given dictionary to find the correct dictionary base form of a word?

Which provides tools to automatically organize, search, understand, and summarize vast amounts of information?