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Q 6 plz Thank

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6. An urn contains 8 white balls and 4 rod balls. The experiment consists of drawing 2 balls from
the urn without replacement (i.e., each ball in the urn has only one chance to be selected). Find
the probability that both balls drawn are White. 7. Approximately 1% of Women aged 40-50 have breast cancer. A woman with breast cancer has a
90% chance of a positive test from a mammogram, while a woman without has a 10% chance of a
false positive result. What is the probability a woman has breast cancer given that she just had
a positive test?

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