7 April 2011: Tasks for the Day

In the last lesson, you learnt how to read and interpret histograms from the online lessons in AceLearning Portal.

You will be doing the following:
Task 1: Quiz [10 min]
  • This is a 10-min quiz to be done on your own. 
  • Calculator is allowed.
  • No discussion is allowed. 
  • The purpose of the quiz is to check your own understanding on how to draw out information from a histogram and apply it in a real world situation.
  • We will discuss the answer on Friday (8 April)
Task 2: Organising Data in a Frequency Table [30 min]
  •  Login to AceLearning > Go to Secondary 1 Express Elementary Mathematics 
  • Click at Statistics > Data Handling 
  • Select 6. Frequency Tables



Task 3: Do the following as homework in your NOTEBOOK. [Remaining Time]


Textbook 1B: Chapter 16 Data Handling
Basic Practice 1:
Question 1
The following list shows the number of children in each of the 25 families.
1     0    1    2    1
2    2    0    0    2
3    3    2    3    1
2    1    1    2    3
4    2    2    4    5


(a) Construct a frequency table for the data.
(b) How many families have 3 or more children?

Question 2
The following list shows the number shown on a dice for each of 40 tosses:
1    6    4    2    5
3    3    3    6    5
2    5    2    4    2
1    1    6    5    2
1    3    3    1    3
6    4    4    5    2
3    1    1    6    4
3    4    6    5    2

(a) Construct a frequency table for the data.
(b) Find the number of tosses for which the number shown on the dice is a PRIME number.
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