Question

    A group of class IX students conducted a survey for the

    number of family members in a household on 40 households in a locality, which resulted in the given frequency table. What is the mode of the data?
    A 6.9 Correct Answer Incorrect Answer
    B 6.8 Correct Answer Incorrect Answer
    C 6.6 Correct Answer Incorrect Answer
    D 6.7 Correct Answer Incorrect Answer

    Solution

    To find the mode, we identify the modal class (class with the highest frequency). From the table: Highest frequency = 12 (for family size 6-8), so modal class = 6-8. Using the mode formula: where: Calculation:

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