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Statistics Test...

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  • Question 1
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    In a frequency distribution, if the mean and median are 21 and 22 respectively, then its mode is approximately:

  • Question 2
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    14 observations are 10, 11, 11, 12, 13, 14, 12, 13, 10, 12, 12, 14, 14 and 15.

    What is the median of the given observations?

  • Question 3
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    What is the arithmetic mean of the data set: 4, 5, 0, 10, 8, and 3?

  • Question 4
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    Find the mean, variance, and standard deviation for the following distribution:

  • Question 5
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    If mean and mode of some data are 4 and 10 respectively, its median will be:

  • Question 6
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    The value of the coefficient of correlation r lies between:

  • Question 7
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    Difference of mode and mean is equal to:

  • Question 8
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    For a symmetrical frequency distribution we have:

  • Question 9
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    If the median of the data 24, 25, 26, (x + 2), (x + 3), 30, 31, 34 is 27.5, then x is equal to:

  • Question 10
    1 / -0.25

    A card is drawn at random from a pack of 52 cards. What is the probability that the card drawn is a digit card?

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