a. Make a spinner out of card and divide it into four equal parts similar to that
Question:
a. Make a spinner out of card and divide it into four equal parts similar to that shown. Stick a pencil through its centre so that it can be spun.
b. What is the theoretical probability of the spinner landing on each of the colours?
c. (i) Spin your spinner 10 times and record the results in a frequency table.
(ii) How does the experimental probability of your results compare with the theoretical probability?
d. (i) Spin your spinner 100 times and record the results in a frequency table.
(ii) How does the experimental probability of these results compare with the theoretical probability?
e. Is your spinner biased? Justify your answer.
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Answer a To make a spinner out of card you will need a piece of card scissors a pencil and a ruler D...View the full answer
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Related Book For 
Cambridge Checkpoint Lower Secondary Mathematics Student's Book 7
ISBN: 9781398301948
3rd Edition
Authors: Frankie Pimentel, Ric Pimentel, Terry Wall
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