A report finds that the mean weight of a cat is 8 pounds with a standard deviation of 1.5 pounds. Use the Empirical Rule to find the percentage of cats that weigh between 5 and 11 pounds

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4

Find the measure of the angle indicated in bold