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A medical trial into the effectiveness of a new test was carried out. A total of 400 people took part in the trial. Out of

A medical trial into the effectiveness of a new test was carried out. A total of 400 people took part in the trial. Out of those people, 150 of them were sick, and out those sick, 120 tested positive. Given below is a contingency table with some information:

Sick

Healthy

Negative

45

150

Fill the table by filling in the blank boxes with the correct values.

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