EASY
7th CBSE
IMPORTANT
Earn 100

The marks (out of 50) obtained by 9 students in mathematics are 48, 45, 30, 35, 44, 47, 49, 33, 46. The median of the marks is

50% studentsanswered this correctly

Important Questions on Data Handling

HARD
7th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 13 - Data Handling>CHAPTER-END EXERCISES>Q 10
The mean of 5 observations is 89. If one of the observations is wrongly taken as 64 instead of 46, the correct mean is
MEDIUM
7th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 13 - Data Handling>CHAPTER-END EXERCISES>Q 1
The mean of first 10 natural numbers is 5.5.
EASY
7th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 13 - Data Handling>CHAPTER-END EXERCISES>Q 2
The mean of a set of observations is the value which divides the data into equal parts.
EASY
7th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 13 - Data Handling>CHAPTER-END EXERCISES>Q 3
The data collected by a person and used by another person is called primary data.
EASY
7th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 13 - Data Handling>CHAPTER-END EXERCISES>Q 4
 Arranging the data in an ascending order or descending order is called an observation.
EASY
7th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 13 - Data Handling>CHAPTER-END EXERCISES>Q 5
 If today is Sunday, then for tomorrow to be Monday, the chance is sure.
MEDIUM
7th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 13 - Data Handling>CHAPTER-END EXERCISES>Q 6
The median of first five natural numbers is 8.
EASY
7th CBSE
IMPORTANT
Excellence in Mathematics>Chapter 13 - Data Handling>CHAPTER-END EXERCISES>Q 7
The difference of the minimum value and maximum value of a set of observations is called frequency.