Grade 7 Mathematics · Strand 5: Data Handling & Probability · Data Handling
Meaning of Data and Methods of Collection
A short Grade 7 Mathematics lesson for the CBE curriculum, part of Data Handling & Probability: Data Handling. Learn it on any phone with notes and slides, then check yourself with a quick quiz and earn XP. This lesson is free.
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1. Which of the following is an example of continuous quantitative data?
- A. The favourite football club of each learner
- B. The number of desks in a Grade 7 classroom
- C. The time taken by a learner to run 100 metres
- D. The number of siblings in a household
2. Grade 7 East has 40 learners. On Friday, 35 learners were present according to the register. How many learners were absent?
Type your answer (in learners) in the lesson.
3. Wanjiru stands at the school gate from 07:00 to 08:00 and makes tally marks for every bicycle that enters. Which data collection method is she using, and what type of data is it?
- A. Counting and observation; primary data
- B. Questionnaire; secondary data
- C. Interview; primary data
- D. Reading a KNBS report; secondary data
4. A learner is designing a survey on how classmates travel to school. Which of these is an ethical way to carry out the survey?
- A. Ask for each learner's permission, explain how the answers will be used, and ask them not to write their names
- B. Change some answers so that the results look neater
- C. Force shy learners to answer every question
- D. Read out each learner's answers to the whole class
5. What do we call a quantity or characteristic that differs from one individual to another, such as height or mode of travel?
Type your answer in the lesson.
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