Here is some information about goals scored in some hockey games each game has 4 quarters the mean score of home goals is 2.5 the mean score of away goals is 1.8 how many home and away games have been played in total

Which expression calculates the speed in meters per second of an object that travels a distance of 100 m every 20 seconds

The data represents the semester exam scores of 8 students in a math course. {51,91,46,30,36,50,73,80} what is the five-number summary?

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?