Answer available
Class 10 · Mathematics · Statistics
Find the mode of 2, 3, 3, 4, 5, 3 and 6.
2 marksEasyNumerical
ICSE question bank
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17 questions
- Answer available
Class 10 · Mathematics · Statistics
If every observation of a set is multiplied by 3, the mean is:
1 markMediumMCQ
- Answer available
Class 10 · Mathematics · Statistics
The mean weight of 30 students in a class is 45 kg. Ten new students of mean weight 52 kg join the class. Find the mean weight of the whole class now.
3 marksMediumApplication based
- Answer available
Class 10 · Mathematics · Statistics
Find the mean of 5, 10, 15, 20 and 25.
2 marksEasyNumerical
- Answer available
Class 10 · Mathematics · Statistics
The mean of the numbers 12, 15, x, 20 and 25 is 18. Find x.
4 marksHardNumerical
- Answer available
Class 10 · Mathematics · Statistics
Define the range of a set of observations and find the range of 14, 9, 22, 5 and 18.
3 marksMediumShort answer
- Answer available
Class 10 · Mathematics · Statistics
The median of the numbers 4, 6, 8, 10 and 12 is:
1 markEasyMCQ
- Answer available
Class 10 · Mathematics · Statistics
Find the median of 12, 7, 15, 9, 20, 11 and 18.
3 marksMediumNumerical
- Answer available
Class 10 · Mathematics · Statistics
State one situation in which the median is a better measure of central tendency than the mean, and explain why.
3 marksMediumShort answer
- Answer available
Class 10 · Mathematics · Statistics
Find the mean of the first ten natural numbers, and state what happens to the mean if each number is increased by 5.
3 marksMediumNumerical
- Answer available
Class 10 · Mathematics · Statistics
The mean of 8 observations is 25. If one observation of 30 is removed, find the mean of the remaining observations.
3 marksMediumNumerical
- Answer available
Class 10 · Mathematics · Statistics
The mean of 20 observations is 25. It was later found that an observation recorded as 40 should have been 60. Find the corrected mean.
4 marksHardNumerical
- Answer available
Class 10 · Mathematics · Statistics
The mean of five numbers is 18. If one number is excluded the mean of the remaining four is 16. Find the excluded number.
3 marksMediumNumerical
- Answer available
Class 10 · Mathematics · Statistics
Find the median of 3, 7, 9, 12, 15 and 18.
2 marksEasyNumerical
- Answer available
Class 10 · Mathematics · Statistics
Find the mean of the data: 12, 15, 18, 20, 25, 30.
3 marksMediumNumerical
- Answer available
Class 10 · Mathematics · Statistics
Find the median of the data: 5, 9, 12, 15, 18, 21, 24.
2 marksEasyNumerical
- Answer available
Class 10 · Mathematics · Statistics
The marks obtained by 9 students are 45, 32, 60, 55, 32, 70, 50, 32 and 65. Find the mean, the median and the mode.
3 marksMediumStructured