document.write( "Question 1085348: How do you find the exact probability? And what are the steps in using the formula? \n" ); document.write( "
Algebra.Com's Answer #699410 by addingup(3677)![]() ![]() You can put this solution on YOUR website! The probability of an event: number of favorable outcomes/total possible outcomes \n" ); document.write( "------------------------------ \n" ); document.write( "Step 1: List the outcomes of the experiment \n" ); document.write( "Step 2: Count the number of possible outcomes \n" ); document.write( "Step 3: Count the number of favorable outcomes \n" ); document.write( "Step 4: Use the probability formula \n" ); document.write( "----------------------------------- \n" ); document.write( "Example: \n" ); document.write( "Two fair dice are rolled at the same time. What's the probability that the sum of the numbers on the two dice is 6? \n" ); document.write( "Possible outcomes: \n" ); document.write( "{(1, 1), (1, 2),...............,(1, 6), (2, 1), (2, 2),................,(2, 6), (3, 1), (3, 2),...........,(3, 6), .............,(4, 1), (4, 2),..........,(4, 6), (5, 1), (5,2),...............,(5, 6), (6, 1), (6, 2),......................,(6, 6)} Total: 36 possible outcomes \n" ); document.write( "Number of favorable outcomes (where the two dice add up to 6): 5 \n" ); document.write( "Apply formula: 5/36 = probability \r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |