Explore BrainMass

# Probability

Not what you're looking for? Search our solutions OR ask your own Custom question.

This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

Question: Urn I has 2 white and 3 black balls; Urn II, 4 white and 1 black; and Urn III, 3 white and 4 black. An urn is selected at random and a ball drawn at random is found to be white. Find the probability that Urn I was selected.

Â© BrainMass Inc. brainmass.com December 24, 2021, 5:05 pm ad1c9bdddf
https://brainmass.com/statistics/bayesian-probability/probability-bayes-theorem-26754

#### Solution Preview

Please see the attached file

INSTRUCTIONS TO OTA

1. typeset solutions
2. send solution as attachment
3. Use words to explain solutions. DO NOT RELY ONLY ON ALGEBRAIC MANIPULATIONS/ OR SYMBOLS.

HERE ARE THE ANSWERS; SHOW ME HOW YOU GET THE SOLUTION...IN OTHER WORDS, JUST DO THE PROBLEM. But if your solution is not the same, then do not respond!

It is a baye's theorem ...

#### Solution Summary

Please use words to explain solutions (do not rely only on algebraic manipulation or symbols).

Question: Urn I has 2 white and 3 black balls; Urn II, 4 white and 1 black; and Urn III, 3 white and 4 black. An urn is selected at random and a ball drawn at random is found to be white. Find the probability that Urn I was selected.