How many questions could she have expected to have gotten right if she had guessed all of them? What is the probability of getting at least thirty questions right by guessing all of them?
How many questions could she have expected to have gotten right if she had guessed all of them? What is the probability of getting at least thirty questions right by guessing all of them?
The time it takes a symphony orchestra to play Beethovens Ninth Symphony has a normal distribution with a mean of 64.3 minutes and a standard deviation of 1.15 minutes. The next time it is played...
i need help with this please hel[p
we are sacred and don't know if she passed or not so we have been looking for an answer for 5 hours.so can ya'll please help use our daughter is a straight a honor roll student and we would really...