3 years ago

PLEASE HELP I WILL MARK YOU BRAINLIEST!!!!

Mathematics

2 answers:

Mrac [35]3 years ago

7 0

Answer:

the answer is C.

Step-by-step explanation:

taurus [48]3 years ago

4 0

Answer:

0.099, or 9.9%

Step-by-step explanation:

She has a 70% chance to have a heart attack, therefore, she has a <em>30% chance that she will not</em>.

The accuracy of the test is 67%, which means, which means there is a <em>33% of a false diagnosis</em>.

The chance of both events occurring is 0.3 * 0.33, which is 0.099.

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