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Методології дослідження даних

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What is the most common type of join?

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With SQL, how do you select all the records from a table named "Persons" where the value of the column "FirstName" starts with an "a"?

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Instructions: Each question may have any number of correct choices. Clearly mark (tick)

all choices you believe to be correct (1 mark for each correct choice, −0.5 for each incorrect

choice).

Consider the following possible choices of error function in training a neural network for classification:

cross-entropy error (I), classification error (II), and sum-of-squares error (III). Which of the following

are true?

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What are the problems of incorrect attribute values?

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Можна обєднати вузол у базі даних Neo4j на основі мітки за допомогою команди

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Which type of deployment is described?

" Replace (gradually or immediately) an existing old  ML model by rerouting traffic/data to the new model "

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For which of the following hyperparameters higher value is better for the decision tree algorithm?

  1. Number of samples used for split
  2. Depth of tree
  3. Samples for leaf

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Which type of learning does the Regression problem resolve? 

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Suppose you are given 7 Scatter plots 1-7 (left to right), and you want to compare Pearson correlation coefficients between variables of each scatterplot.

Which of the following is in the right order?

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Suppose we were plotting the visualization for different values of C (Penalty parameter) in the SVM algorithm.

Due to some reason, we forgot to tag the C values with visualizations. In that case, which of the following option best explains the C values for the images below (1,2,3 left to right, so C values are C1 for image1, C2 for image2, and C3 for image3 ) in the case of an rbf kernel?

Image failed to load: Q40, machine learning

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