Class 7 Data Handling CBSE Questions & Answers

Class 7 · Data Handling

This is Mathematics Class 7 Data Handling CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
The number of times an observation occurs in a data is called its
  • A
    Raw data
  • B
    Interval
  • C
    Range
  • D
    Frequency
    Correct
2
In the class- interval 70-80, 80 is the
  • A
    lower limit
  • B
    range
  • C
    frequency
  • D
    upper limit
    Correct
3
The class mark of 95- 100 is
  • A
    100
  • B
    97.5
    Correct
  • C
    95
  • D
    95.5
4
The difference between the upper and lower limit is called
  • A
    class size
    Correct
  • B
    group
  • C
    class mark
  • D
    class interval
5
Find the mean weight of the data set shown. 6 kg, 35 kg, 42 kg, 41 kg, 45 kg, 29 kg, 26 kg, 8 kg
  • A
    31 kg
  • B
    30 kg
  • C
    29 kg
    Correct
  • D
    32 kg
6
Find the mean weight of the data set shown. 5 kg, 43 kg, 18 kg, 26 kg, 28 kg, 46 kg, 41 kg, 1 kg
  • A
    26 kg
    Correct
  • B
    30 kg
  • C
    27 kg
  • D
    28 kg
7
A kennel can accommodate 12 dogs that weigh (in pounds) 6, 14, 23, 17, 19, 27, 39, 7, 33, 4, 11, and 13. Find the range of their weights.
  • A
    35 pounds
    Correct
  • B
    37 pounds
  • C
    None of these
  • D
    39 pounds
8
Find the mode for the data set, which shows the heights (in inches) of 10 students of Piyush’s class. 65, 60, 64, 61, 66, 67, 67, 67, 62, 77
  • A
    60
  • B
    66
  • C
    None of these
  • D
    67
    Correct
9
Following frequency distribution table shows marks (out of 50) obtained in English by 45 students of class VII. What is the size of class intervals?
Question 9 figure 1
  • A
    20
  • B
    15
  • C
    5
  • D
    10
    Correct
10
Which class has the highest frequency?
Question 10 figure 1
  • A
    30 – 40
  • B
    10 – 20
  • C
    20 – 30
    Correct
  • D
    40 – 50
11
What is the upper limit of the class interval 30 – 40?
Question 11 figure 1
  • A
    10
  • B
    30
  • C
    40
    Correct
  • D
    None of these
12
Which two classes have the same frequency?
Question 12 figure 1
  • A
    10 – 20 and 20 – 30
  • B
    10 – 20 and 40 – 50
    Correct
  • C
    20 – 30 and 40 – 50
  • D
    None of these
13
Which class has the lowest frequency?
Question 13 figure 1
  • A
    10 – 20
  • B
    20 – 30
  • C
    None of these
  • D
    0 – 10
    Correct
14
What is the lower limit of the class interval 40 – 50?
Question 14 figure 1
  • A
    50
  • B
    10
  • C
    40
    Correct
  • D
    None of these
15
What is the size of the class interval?
Question 15 figure 1
  • A
    10
    Correct
  • B
    5
  • C
    20
  • D
    15