Which of the following is not needed to calculate the probability of an event?
a) The number of items in the complement
b) A clearly defined idea of what the event is
c) The total number of outcomes in the event
d) The total number of items in the sample sapce
Theoretical probability is:
a) The total number of ways something can happen divided by the total number of possible outcomes.
b) the like hood of something happening based on reasonable estimates by a trained professional
c) The total number of successful trials of an experiment divided by the total number of trials of an experiment
d) the same as odds
Write balanced equations for the complete combustion of each of the following substances. (Use the lowest possible in your answer.)
(a)
(b)
(c)
