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cs2004_2024T2_Q1_AN.pdf

Machine Learning Foundations · Quiz 1 · May 2024

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Questions and published explanations below are available without starting a test. Some questions may not have a published solution yet.

Question 51 NAT · 3.0 marks

[[IMAGE:34c0e457dab6d808_2_0]]
Find the value of α + 2β.
Source diagram or notation

    A published solution is not available for this question yet.

    Question 52 MSQ · 4.0 marks

    [[IMAGE:34c0e457dab6d808_2_0]]
    Which of the following options is/are true ?
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    1. [[IMAGE:34c0e457dab6d808_2_1]]
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    2. [[IMAGE:34c0e457dab6d808_2_2]]
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    3. [[IMAGE:34c0e457dab6d808_2_3]]
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    4. [[IMAGE:34c0e457dab6d808_3_4]]
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    A published solution is not available for this question yet.

    Question 53 MSQ · 4.0 marks

    [[IMAGE:34c0e457dab6d808_3_5]]
    Which of the following options is/are true?
    Source diagram or notation
    1. A is a symmetric matrix.
    2. A is a diagonal matrix.
    3. A is orthogonally diagonalizable.
    4. Eigenvalues of A are -1, -1 and 2.

    A published solution is not available for this question yet.

    Question 54 MSQ · 3.0 marks

    [[IMAGE:34c0e457dab6d808_3_5]]
    [[IMAGE:34c0e457dab6d808_3_6]]
    Source diagram or notationSource diagram or notation
    1. [[IMAGE:34c0e457dab6d808_3_7]]
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    2. [[IMAGE:34c0e457dab6d808_3_8]]
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    3. [[IMAGE:34c0e457dab6d808_4_9]]
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    4. [[IMAGE:34c0e457dab6d808_4_10]]
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    A published solution is not available for this question yet.

    Question 55 MSQ · 4.0 marks

    [[IMAGE:34c0e457dab6d808_4_11]]
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    1. [[IMAGE:34c0e457dab6d808_4_12]]
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    2. [[IMAGE:34c0e457dab6d808_4_13]]
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    3. [[IMAGE:34c0e457dab6d808_4_14]]
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    4. [[IMAGE:34c0e457dab6d808_4_15]]
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    A published solution is not available for this question yet.

    Question 56 MCQ · 4.0 marks

    [[IMAGE:34c0e457dab6d808_4_16]]
    Source diagram or notation
    1. [[IMAGE:34c0e457dab6d808_5_17]]
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    2. [[IMAGE:34c0e457dab6d808_5_18]]
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    3. [[IMAGE:34c0e457dab6d808_5_19]]
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    4. [[IMAGE:34c0e457dab6d808_5_20]]
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    A published solution is not available for this question yet.

    Question 57 MCQ · 4.0 marks

    [[IMAGE:34c0e457dab6d808_5_21]]
    Source diagram or notation
    1. [[IMAGE:34c0e457dab6d808_5_22]]
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    2. [[IMAGE:34c0e457dab6d808_5_23]]
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    3. [[IMAGE:34c0e457dab6d808_5_24]]
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    4. [[IMAGE:34c0e457dab6d808_5_25]]
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    A published solution is not available for this question yet.

    Question 58 MCQ · 3.0 marks

    Which of the following statements is true for a function f(x, y) that is differentiable at a point (a, b)?
    1. The directional derivative exists in every direction.
    2. The directional derivative is the same in every direction.
    3. The directional derivative can only be calculated along the axes.
    4. The directional derivative does not exist.

    A published solution is not available for this question yet.

    Question 59 MCQ · 3.0 marks

    Which of the following functions cannot be approximated linearly around x = 0?
    1. [[IMAGE:34c0e457dab6d808_6_26]]
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    2. [[IMAGE:34c0e457dab6d808_6_27]]
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    3. [[IMAGE:34c0e457dab6d808_6_28]]
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    4. [[IMAGE:34c0e457dab6d808_6_29]]
      Source diagram or notation

    A published solution is not available for this question yet.

    Question 60 NAT · 3.0 marks

    [[IMAGE:34c0e457dab6d808_6_30]]
    Source diagram or notation

      A published solution is not available for this question yet.

      Question 61 NAT · 3.0 marks

      [[IMAGE:34c0e457dab6d808_7_31]]
      Source diagram or notation

        A published solution is not available for this question yet.

        Question 62 MCQ · 2.0 marks

        Consider a dataset from an e-commerce company such as Flipkart that has details of customer behavior, which of the following problems can be best approached using clustering?
        1. Predicting the exact number of sales for each customer segment.
        2. Classifying customers into segments based on labeled customer data.
        3. Identifying inherent groupings in customer data without predefined labels.
        4. Reducing the number of features in the customer dataset.       **Business Analytics** **Section Id :** 64065359212 **Section Number :** 5 **Section type :** Online **Mandatory or Optional :** Mandatory **Number of Questions :** 6 **Number of Questions to be attempted :** 6 **Section Marks :** 20 **Display Number Panel :** Yes **Section Negative Marks :** 0 **Group All Questions :** No **Enable Mark as Answered Mark for Review and** No **Clear Response :** **Section Maximum Duration :** 0 **Section Minimum Duration :** 0 **Section Time In :** Minutes **Maximum Instruction Time :** 0

        A published solution is not available for this question yet.