Mathematics

10th

grade

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Central Tendency Grouped Data Mean

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  • 1. Multiple Choice
    30 seconds
    1 pt

    The score or value where all the other values in a distribution tend to cluster.

    Measure of position

    Central Tendency

    Mean

    Median

  • 2. Multiple Choice
    30 seconds
    1 pt

    What is the second step in identifying grouped mean?

    Find the sum of the resulting column in preceding step.

    Multiply the frequency by the midpoint for each class. Place them in another column.

    Divide the sum obtained in preceding step by the total number of frequencies.

    Find the midpoint for each class (class mark). Place them in a column.

  • 3. Multiple Choice
    30 seconds
    1 pt

    In the formula,  mean = fxmnmean\ =\ \frac{\sum_{ }^{ }f\cdot x_m}{n}  , What is the meaning of  xmx_m  ?

    frequency

    class boundaries

    tally

    class mark

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