132.Facts or information collected with a definite purpose are called:
median
mode
data
data
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133.The class marks of a frequency distribution are 15, 20, 25,.... The class corresponding to class mark 25 is:
17.5–22.5
20–30
22.5–27.5
22.5–27.5
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134.Median of 78, 56, 22, 34, 45, 54, 39, 84, 54 is:
45
54
49.5
49.5
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135.Following observations have been written in ascending order. If median of the data is 22, then value of x will be: 11,12, 14, 16, 18, x + 2, x + 4, 30, 32, 35, 41
18
14
19
19
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136.The mean of x + 1, x + 3, x + 4, x + 8 is:
x + 1
x + 3
x + 4
x + 4
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137.If the mode of 4, 9, 5, 4, 9, 5, 4, 9 and x – 10 is 9, then the value of x is: