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Class 8

Explore popular questions from Data Handling for Class 8. This collection covers Data Handling previous year Class 8 questions hand picked by experienced teachers.

Data Handling

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Q 1. The number of times a particular entry occurs in a set of data is known as its:

A

range

B

class-size

frequency

D

class-interval

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Q 2. The difference between the highest and the lowest values of the observations in a given set of data is called as :

range

B

frequency

C

class-size

D

class-interval

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Q 3. The mid-value of a class-interval is called as :

A

class-limit

class-mark

C

class-width

D

range

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Q 4. The difference between upper and lower class limits of a group is called :

A

class-limit

class-size

C

class-interval

D

class-mark

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Q 5. Each group of a grouped frequency distribution is called :

A

class-limit

B

class-size

class-interval

D

class-mark

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Q 6. A pictorial representation of the grouped data in which rectangles are formed with class intervals as the bases and the corresponding frequencies as the heights are known as

A

bar graph

B

pie chart

histogram

D

none of these

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Q 7. A circle divided into as many sectors as there are classes in frequency distribution and size of sector proportional to the frequency of the class is known as

A

golden circle

pie chart

C

frequency circle

D

super circle

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Q 8. The word experiment means

A

two chemical reacts to give a new product

B

two organic chemical react to give a new product

an operation which can produce some well define outcomes

D

none of these

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Q 9. When we perform an experiment then outcomes are known as equally liked if

A

there is only one outcome

B

all outcomes are same

each outcome has the same chance of occurrence

D

none of these