Asample has a mean of m = 39.5 and a standard deviation of s = 4.3, and produces a t statistic of t = 2.14. for a two-tailed hypothesis test with α = .05, what is the correct statistical decision for this sample?

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?