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Class quiz 18: Ch.12 Presentation of Data (I)

Quiz by Ms Choi

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10 questions
Show answers
  • Q1
    The frequency distribution table shows the numbers of movies watched by a group of students last month. How many students are there in the group?
    Question Image
    16
    6
    10
    13
    60s
  • Q2
    The frequency distribution table shows the daily numbers of students who were late for school last month. Find the number of days that at least 2 students were late for school last month.
    Question Image
    5
    12
    7
    15
    60s
  • Q3
    List all the data in the stem-and-leaf diagram.
    Question Image
    0, 0, 0, 1, 1, 1, 1
    0, 0, 1, 1, 1
    0, 0, 0, 1, 11, 11, 11
    0, 0, 1, 11, 11
    60s
  • Q4
    The stem-and-leaf diagram shows the weights (in kg) of a group of adults. How many adults in the group are heavier than 50 kg?
    Question Image
    9
    8
    7
    6
    60s
  • Q5
    Which of the following are not discrete data?
    The thicknesses of books in a bookshelf
    The number of live chickens imported into Hong Kong every day
    The number of model toys that each boy has
    The number of students wearing glasses in each class
    60s
  • Q6

    The statistical diagram below shows the numbers of customers and the incomes of a boutique from Monday to Friday. On which day was the incomethe highest?

    Question Image

    Tuesday

    Thursday

    Friday

    Wednesday

    60s
  • Q7

    Which kind of data are the following?

    I.     The distance achieved byeach athlete in a long jump competition

    II.   The numbers of participantsin 10 long jump competitions

    I:   discrete data                    II:  continuous data

    I:   discrete data                    II:  discrete data

    I:   continuous data                    II:  discrete data

    I:   continuous data                    II:  continuous  data

    60s
  • Q8

    The broken line graph shows the profits ofa company in the past four quarters.

    Find the total profit of the company in the four quarters.

    Question Image

    $2320 000

    $680000

    $232000

      $2 720 000

    60s
  • Q9

    Thefollowing stem-and-leaf diagram shows the weights of the parcels received by apost office yesterday. How many of the parcels weighed 1.8 kg orless?

    Question Image

    8

    10

    9

    5

    60s
  • Q10

    The statistical diagram below shows the numbers of customers and theprofits of a shop from Monday to Friday in a week.

    Which of the following is/aretrue?

    I.     When the number of customers decreased gradually, the profitdecreased gradually.

    II.   When the number of customers increased gradually, the profitincreased gradually.

    Question Image

    I and II

    None of the above

    I only

    II only

    120s

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