Posted by Lisa on Tuesday, April 24, 2012 at 2:02am.
A number cube is rolled 420 times and the result recorded as follows: there were 70 ones, 75 twos, 64 threes, 73 fours, 72 fives, and 66 sixes. What is the experimental probability of not rolling a five?

Math  PsyDAG, Tuesday, April 24, 2012 at 8:58am
1  72/420 = ?