Students at a school are collecting canned goods for a food drive. The principal asked a random sample of 10 students how many cans they are planning to bring for the food drive. The most common canned good collected was beans. Their responses are shown here: 3, 4, 8, 2, 0, 1, 10, 6, 5, 1 There are 250 students in the school. The school was built 10 years ago. If the sample is representative of the school population, what is the total number of cans the students can expect to collect?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?