Mathematics, 12.03.2020 17:53, abemorales

1. 50 people took a test.
Before the test, they predicted whether they would pass or fail.
30 people predicted they would pass.
26 of the people who predicted they would pass did pass.
37 people passed altogether.
Complete the frequency tree. Totals already shown 50 < Then just Prediction 1 +2 showing two results each.

Answers: 2

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1. 50 people took a test.
Before the test, they predicted whether they would pass or fail.