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To use simple tables to collect data and answer questions

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MATHEMATICS

Data Handling

EDUCATOR SECTION

Memorandum

LEANER SECTION

Content

ACTIVITY: To use simple tables to collect data and answer questions [LU 5.2]

To organise and record data [LU 5.4]

1. Let's do a survey of the results obtained by the class in the mental arithmetic test. Complete the following simple table:

Table 1
Number of questions answered correctly 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1
Number of learners __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __

2. Answer the following questions according to the above table:

2.1 How many learners wrote the mental arithmetic test? ___________________

2.2 How many learners attained full marks? ______________________________

2.3 How many learners only answered 8 questions correctly? ________________

2.4 How many questions were answered correctly by most of the learners? _____

2.5 Was it an easy mental arithmetic test? _______________________________

Motivate your answer: ___________________________________________

_____________________________________________________________________

CLASS DISCUSSION

Discuss the following and see if you can arrive at answers.

1. Why do you think it is important for your principal to know exactly how many learners will be in each class next year?

2. Why do you think it is important to know how many people there are in a town?

3. How could one obtain the above information?

Assessment

Learning Outcome 5:The learner will be able to collect, summarise, display and critically analyse data in order to draw conclusions and make predictions, and to interpret and determine chance variation.

Assessment Standard 5.2: We know this when the learner uses simple data collection sheets (requiring tallies) and simple questionnaires (with yes/no type responses) in order to collect data (alone or as a member of a group or team) to answer questions posed by the teacher, class and self,

Assessment Standard 5.4: We know this when the learner organises and records data, using tallies and tables.

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A lens is a custom view of the content in the repository. You can think of it as a fancy kind of list that will let you see content through the eyes of organizations and people you trust.

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