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3 years ago

8

50 people took a rest before the test they predicted whether they would pass or fail 30 People predicted they would pass 26 of t

hose people who predicted they would pass it costs 37 people passed altogether complete the frequency tree

1 answer:

Gre4nikov [31]3 years ago

5 0

37-26=11
26+4+11=41
50-41=9

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