If a sample of 64 golfers is taken from a population of 190 golfers, the
sample mean, x, is the mean of how many golfers' scores?
o a. both 64 and 190
o b. 64
o c. neither 64 nor 190
o
d. 190

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?