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Data Science / Datawetenskap - 141

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In Tutorial 6 (as well as in Practical Assignment 6), the predicted probability of survival for a male child travelling in third class on the Titanic is (enter your answer correct to 3 decimal places).

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In Tutorial 6, Question 2.1, you were asked to calculate P(Survived = Yes). Enter your calculated value here, correct to three decimal places.

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What is the name of the function that can be used in R to fit a Naive Bayes classifier?

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In Tutorial 6, Question 3, you were asked to use a Naive Bayes classifier to predict whether a male child travelling in third class would survive the sinking of the Titanic.

What was your prediction?

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A Laplace estimator always has to be used in a Naive Bayes classifier.

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Naive Bayes classifiers rely on an assumption of class-conditional independence, which is typically true in practice.

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In Tutorial 6, Question 2.7, you were asked to calculate P(Sex = Male | Survived = No). Enter your calculated value here, correct to three decimal places.

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The seq_len(6) function in R will create a sequence that starts at 1 and increments in steps of 1 up to and including the value 6.

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In Tutorial 5, Question 21 you were asked to use a decision tree to determine whether a given mushroom with certain characteristics is edible or poisonous.

What was your classification?

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In Tutorial 5, Question 14 you were asked to calculate an entropy value.

Enter your calculated value here (correct to 3 decimal places).

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