Practice Test | Kullabs.com
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  • The smallest term of a data is 27 and range is 58.Find the coefficient of range.

    1.2
    0.5
    2.8
    5.8
  • The largest term of a data is 60 and the range is 20.Find the coefficient of range  of the data.

    0.28
    0.20
    1.1
    2.3
  • In a data, range is 17 and coefficient of range is 0.2. Find the smallest term of the data.

    34
    30
    38
    22
  • In a data, range is 60 and coefficient of range is 0.5. Find the smallest term of the data.

    40
    34
    30
    45
  • In a data, range is 20 and coefficient of range is 0.2. Find the greatest term of the data.

    50
    45
    60
    25
  • In a data, range is 58 and coefficient of range is (frac{29}{56}). Find the greatest term of the data.

    50
    85
    35
    25
  • Find the range and the coefficient of range.

    35,27,32,40,50,55,75,72,82,85,67

    58,0.51
    98,51
    78,0.40
    38,0.41
  • In a data the smallest term is 20% of the greatest term.If their sum is 60 then find the range and  coefficient of the range.

    20,(\frac{2}{4})
    (\frac{2}{3})
    45,(\frac{12}{3})
    80,(\frac{1}{1})
  • In a data the ratio of the smallest term to the greatest term is 1:5.If their range is 40, find the coefficient of range and also,the numbers.

    (\frac{7}{2}),5,40
    (\frac{2}{2}),1,5
    (\frac{2}{3}),10,50
    (\frac{5}{3}),10,55
  • The following data are in ascending order.If range and coefficient of this data are 40 and(frac{8}{9}) respectively, the values of a and b.

    a,10,15,20,25,35,40,b

    2.5 and 42.5
    2.8 and 42.7
    2.8 and 42.2
    2.5 and 42.5
  • Find the first quartile from the following data:

    40,20,30,10,16,12,8

    12
    6
    10
    9
  • Find the first quartile from the following data:

    40,20,30,10,16,12,8

    10
    12
    6
    9
  • Find the first quartile from the following data:

     16,25,10,30,35,8,12

    25
    10
    20
    15
  • Find the third quartile from the given data:

    50,40,55,60,61,70,49

    61
    55
    65
    60
  • Find the third quartile from the given data:

     

    18,20,17,24,19,21,23

    35
    30
    14
    23
  • Out of a total observation arranged in ascending  order, the 12th and 13th observations are 25 and 30 respectively.What is the value of Q1?

    27
    25
    28
    26
  • Out of a total 31 observation arranged in ascending  order, the 7th,8th and 9th observations are 20,24 and 28  respectively.What is the value of Q1?

     

    20
    30
    12
    24
  • In a data, the quartile deviation and its coefficient are 15 and 3/7 respectively.Find the first quartile.

    25
    25
    10
    20
  • In a data, the quartile deviation and its coefficient are 14 and 7/22 respectively.Find the first quartile.

    15
    30
    10
    25
  • The third quartile of a data is 15.If the coefficient of quartile deviation is (frac{1}{4}) find the first quartile  and the inter-quartile range of the data.

    2 and 8
     13 and 2
    15 and 20
    5 and 2
  • The third quartile of a data is 58.If the coefficient of quartile deviation is (frac{7}{22}) find the first quartile  and the inter-quartile range of the data.

    20 and 12
    25 and 35
    30 and 28
    40 and 13
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