Given the ensuing well drilling data, answer the following.

Question

• .30 (30%) probability of a productive well absent test information
• Pre-drilling ballistics test ‘s affirmative result correctly predicts a productive well .70 of the time
• Pre-drilling ballistics test’s negative result correctly predicts a non-productive well .80 of the time

9.1 Probability of a productive well given an affirmative ballistics test
9.2 Probability of a non-productive well given a negative ballistics test

Answer 1

No data is presented

Answer 2

oops, thank you drwls

Answer 3

Least to greatest -3, 0, .30