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Data Handling

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

Data Collection Methods (Surveys, Observations)

Subtopic

Data Collection Methods (Surveys, Observations) under Data Handling for Grade 6 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which tool would you use to find out which book is most borrowed from the library?

    A.

    Observing the clouds

    B.

    A survey of the librarians

    C.

    An interview with a cook

    D.

    Watching a sports game

  2. 2.

    What is the main difference between a survey and an observation?

    A.

    Surveys involve asking questions, observations involve watching

    B.

    Observations are only for animals

    C.

    Surveys are only done on computers

    D.

    There is no difference

  3. 3.

    Why is it important to have a variety of people in a survey sample?

    A.

    To make the survey longer

    B.

    To get a more accurate view of the whole group

    C.

    To make it harder to count

    D.

    To use more paper

Download the worksheet for Data Handling - Data Collection Methods (Surveys, Observations) to practice offline. It includes additional chapter-level practice questions.

Organizing Data in Frequency Tables

Subtopic

Organizing Data in Frequency Tables under Data Handling for Grade 6 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    The results of a dice roll are: 1,6,2,1,3,11, 6, 2, 1, 3, 1. What is the frequency of rolling a 11?

    A.

    1

    B.

    2

    C.

    3

    D.

    6

  2. 2.

    Which tally represents 33?

    A.

    ∣|

    B.

    ∣∣||

    C.

    ∣∣∣|||

    D.

    ∣∣∣∣||||

  3. 3.

    In a frequency table, what should you do if a category has no items?

    A.

    Write the frequency as 0

    B.

    Leave the frequency blank

    C.

    Do not include the category

    D.

    Write the frequency as 1

Download the worksheet for Data Handling - Organizing Data in Frequency Tables to practice offline. It includes additional chapter-level practice questions.

Data Representation (Bar Graphs, Line Graphs, Pie Charts, Pictographs)

Subtopic

Data Representation (Bar Graphs, Line Graphs, Pie Charts, Pictographs) under Data Handling for Grade 6 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If a pie chart has a section that is exactly a right angle (90∘90^{\circ}), what fraction of the whole data does it represent?

    A.

    1/21/2

    B.

    1/31/3

    C.

    1/41/4

    D.

    1/81/8

  2. 2.

    A line graph shows that at 1:001:00 PM the temperature was 18∘C18^{\circ}C and at 2:002:00 PM it was 18∘C18^{\circ}C. The line between these two points is:

    A.

    Slanting up

    B.

    Slanting down

    C.

    Vertical

    D.

    Horizontal

  3. 3.

    In a pictograph, if 11 coin symbol represents 2525 cents, how many cents are 33 symbols?

    A.

    2828 cents

    B.

    5050 cents

    C.

    7575 cents

    D.

    100100 cents

Download the worksheet for Data Handling - Data Representation (Bar Graphs, Line Graphs, Pie Charts, Pictographs) to practice offline. It includes additional chapter-level practice questions.

Measures of Central Tendency (Mean, Median, Mode)

Subtopic

Measures of Central Tendency (Mean, Median, Mode) under Data Handling for Grade 6 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    What is the mode of the data set 9,9,10,119, 9, 10, 11?

    A.

    1010

    B.

    1111

    C.

    9.59.5

    D.

    99

  2. 2.

    Find the median of 12,14,1312, 14, 13.

    A.

    1212

    B.

    1313

    C.

    1414

    D.

    12.512.5

  3. 3.

    Calculate the mean of 00 and 1010.

    A.

    00

    B.

    1010

    C.

    55

    D.

    22

Download the worksheet for Data Handling - Measures of Central Tendency (Mean, Median, Mode) to practice offline. It includes additional chapter-level practice questions.

Range as a Measure of Spread

Subtopic

Range as a Measure of Spread under Data Handling for Grade 6 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    The number of apples in four baskets are 15,18,12,15, 18, 12, and 2020. What is the range of the number of apples?

    A.

    5

    B.

    8

    C.

    6

    D.

    3

  2. 2.

    If you have the data set 10,20,30,40,5010, 20, 30, 40, 50, and you add the number 6060 to it, how does the range change?

    A.

    It stays the same

    B.

    It increases by 10

    C.

    It decreases by 10

    D.

    It increases by 60

  3. 3.

    What is the range of the following elevations relative to sea level: 150m,−20m,300m,50m,−10m150m, -20m, 300m, 50m, -10m?

    A.

    250m

    B.

    320m

    C.

    280m

    D.

    310m

Download the worksheet for Data Handling - Range as a Measure of Spread to practice offline. It includes additional chapter-level practice questions.

Introduction to Probability

Subtopic

Introduction to Probability under Data Handling for Grade 6 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If a game is played 1010 times and an event happens 44 times, what is the relative frequency (probability) of that event?

    A.

    0.40.4

    B.

    0.60.6

    C.

    44

    D.

    1010

  2. 2.

    A box has 1010 coins. 22 of them are silver and 88 are copper. What is the percentage chance of picking a silver coin?

    A.

    2%2\%

    B.

    20%20\%

    C.

    80%80\%

    D.

    100%100\%

  3. 3.

    Which decimal best represents an event that is 'Likely' to happen?

    A.

    00

    B.

    0.10.1

    C.

    0.50.5

    D.

    0.80.8

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

Calculating Simple Probabilities

Subtopic

Calculating Simple Probabilities under Data Handling for Grade 6 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    If you choose one day of the week at random, what is the probability that it is a weekday (Monday through Friday)?

    A.

    17\frac{1}{7}

    B.

    27\frac{2}{7}

    C.

    37\frac{3}{7}

    D.

    57\frac{5}{7}

  2. 2.

    A jar contains 5050 tokens: 1010 are silver and 4040 are copper. What is the probability of picking a silver token?

    A.

    14\frac{1}{4}

    B.

    45\frac{4}{5}

    C.

    15\frac{1}{5}

    D.

    110\frac{1}{10}

  3. 3.

    A letter is chosen at random from the word FRIDAYFRIDAY. What is the probability that the letter is DD?

    A.

    12\frac{1}{2}

    B.

    16\frac{1}{6}

    C.

    26\frac{2}{6}

    D.

    15\frac{1}{5}

Download the worksheet for Data Handling - Calculating Simple Probabilities to practice offline. It includes additional chapter-level practice questions.

Data Handling - IB Grade 6 Maths Notes & Revision | Krit.club