krit.club logo

Data Handling

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

Organising and Grouping Data (Frequency Distribution)

Subtopic

Organising and Grouping Data (Frequency Distribution) under Data Handling for Grade 8 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    The class mark of the interval 90−11090 - 110 is:

    A.

    9090

    B.

    100100

    C.

    110110

    D.

    200200

  2. 2.

    Find the range of the first five odd natural numbers (1,3,5,7,91, 3, 5, 7, 9).

    A.

    44

    B.

    88

    C.

    99

    D.

    1010

  3. 3.

    The class size of the interval 20−6020 - 60 is:

    A.

    2020

    B.

    4040

    C.

    6060

    D.

    8080

Download the worksheet for Data Handling - Organising and Grouping Data (Frequency Distribution) to practice offline. It includes additional chapter-level practice questions.

Bar Graphs and Histograms

Subtopic

Bar Graphs and Histograms under Data Handling for Grade 8 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    How many tally marks does the symbol ∣∣∣∣ ∣∣\cancel{||||} \ || represent?

    A.

    5

    B.

    6

    C.

    7

    D.

    8

  2. 2.

    In a bar graph, the space between bars is usually:

    A.

    Different for every bar

    B.

    Equal

    C.

    Zero

    D.

    Twice the width of the bar

  3. 3.

    What is the mid-point of a class interval called?

    A.

    Class Width

    B.

    Range

    C.

    Class Mark

    D.

    Frequency

Download the worksheet for Data Handling - Bar Graphs and Histograms to practice offline. It includes additional chapter-level practice questions.

Circle Graph or Pie Chart

Subtopic

Circle Graph or Pie Chart under Data Handling for Grade 8 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If a central angle of a sector is 3.6∘3.6^\circ, what percentage of the total data does this sector represent?

    A.

    10%10\%

    B.

    1%1\%

    C.

    3.6%3.6\%

    D.

    0.1%0.1\%

  2. 2.

    In a survey of 8080 students, 1010 prefer reading. What is the central angle of the sector for 'reading' in a pie chart?

    A.

    45∘45^\circ

    B.

    10∘10^\circ

    C.

    80∘80^\circ

    D.

    36∘36^\circ

  3. 3.

    If a pie chart has three categories, and two categories represent 40%40\% each, what is the central angle of the third category?

    A.

    80∘80^\circ

    B.

    40∘40^\circ

    C.

    72∘72^\circ

    D.

    144∘144^\circ

Download the worksheet for Data Handling - Circle Graph or Pie Chart to practice offline. It includes additional chapter-level practice questions.

Introduction to Probability

Subtopic

Introduction to Probability under Data Handling for Grade 8 ICSE.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the set of all possible outcomes of an experiment called?

    A.

    Sample Space

    B.

    Event

    C.

    Trial

    D.

    Outcome

  2. 2.

    A number is chosen from 11 to 3030. What is the probability that it is a multiple of 77?

    A.

    1/151/15

    B.

    2/152/15

    C.

    1/101/10

    D.

    4/154/15

  3. 3.

    A spinner has 55 equal sections colored Red, Blue, Green, Yellow, and Orange. What is the probability of NOT landing on Green?

    A.

    1/51/5

    B.

    4/54/5

    C.

    2/52/5

    D.

    3/53/5

Download the worksheet for Data Handling - Introduction to Probability to practice offline. It includes additional chapter-level practice questions.