Four letters are chosen at random from the letters a, b, i, k, n, o, and t. what is the size of the sample space of this experiment? assume that the order of the letters matters. that is, abik is different from baik.

Consider the function y = f(x)=3^x the values of f(1/2) and f(1/4). rounded to the nearest hundredth, are__and__ respectively

For what value of (y) is 3^3/3^y =1/9

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?