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Statistics Test...

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  • Question 1
    1 / -0

    A set of data consists of six numbers: 7, 8, 8, 9, 9 and x. The difference between the modes when x = 9 and x = 8 is

  • Question 2
    1 / -0

    The numbers 2, 3, 4, 4, 2x + 1, 7, 7, 8 and 9 are written in an ascending order. If the median is 7, then mode of this data is

  • Question 3
    1 / -0

    For frequency distribution, mean, median and mode are connected by the relation :

  • Question 4
    1 / -0

    For which set of data does the median equal the mode ?

  • Question 5
    1 / -0

    A grouped frequency distribution table with classes of equal sizes using 105-120 (120 not included) as one of the class intervals is constructed for the following data: The number of classes in the distribution will be

    125 126 140 98 128 78 108 67
    87 149 102 136 145 112 103 84
    123 130 120 89 103 65 96 65

  • Question 6
    1 / -0

    For the frequency distribution given below, the adjusted frequency for the class 25-45 is:

    Class Interval 5-10 10-15 15-25 25-45 45-75
    Frequency 6 12 10 8 15

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