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IMPORTANT
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The median of first 10 prime numbers is

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Important Questions on Statistics

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IMPORTANT
MATHEMATICS CLASS X>Chapter 15 - Statistics>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 18
If the mode of the data: 64, 60, 48, x, 43, 48, 43, 34 is 43, then x+3=
 
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MATHEMATICS CLASS X>Chapter 15 - Statistics>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 19
If the mode of the data 16, 15, 17, 16, 15, x, 19, 17, 14 is 15, then x=
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IMPORTANT
MATHEMATICS CLASS X>Chapter 15 - Statistics>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 20
The mean of 1, 3, 4, 5, 7, 4 is m. The numbers 3, 2, 2, 4, 3, 3, p have mean m−1 and median q. Then, p+q=
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IMPORTANT
MATHEMATICS CLASS X>Chapter 15 - Statistics>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 21

If the mean of frequency distribution is 8.1 and Σfixi=132+5k, Σfi=20, then k=

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IMPORTANT
MATHEMATICS CLASS X>Chapter 15 - Statistics>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 22
If the mean of 6, 7, x, 8, y, 14 is 9, then
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IMPORTANT
MATHEMATICS CLASS X>Chapter 15 - Statistics>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 23
The mean of n observation is x¯. If the first observation is increased by 1, the second by 2, the third by 3, and so on, then the new mean is
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IMPORTANT
MATHEMATICS CLASS X>Chapter 15 - Statistics>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 24
If the mean of first n natural numbers is 5n9, then n=
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10th CBSE
IMPORTANT
MATHEMATICS CLASS X>Chapter 15 - Statistics>MULTIPLE CHOICE QUESTIONS (MCQs)>Q 25
The arithmetic mean and mode of a data are 24 and 12 respectively, then its median is