Data Handling Worksheet Page 36
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3837.
Seven number cards are in a bag.
2
2
3
1
1
6
7
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4
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Jill takes one card out and finds the total of the two numbers.
She then puts the card back in the bag.
This is a graph of Jill’s results after doing this 100 times.
Graph of totals of 100 choices
9
8
7
Card
totals
6
5
4
0
10
20
30
40
50
Number of times chosen
Give the reason why the ‘total 7’ never came up.
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1 mark
Give the reason why the ‘total 6’ came up most often.
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1 mark
International School of Madrid
36
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