Sully finds the average age of his algebra il class is 16.2 years old. suppose exactly one year later, sully has the exact
same students in his precalc class.

a. describe how the mean and the median of the class would change from one year to the next

b. describe how the range and standard deviation would change from one year to the next

These question are hard can you me with answers

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?

Titus works at a hotel. part of his job is to keep the complimentary pitcher of water at least half full and always with ice. when he starts his shift, the water level shows 4 gallons, or 128 cups of water. as the shift progresses, he records the level of the water every 10 minutes. after 2 hours, he uses a regression calculator to compute an equation for the decrease in water. his equation is w –0.414t + 129.549, where t is the number of minutes and w is the level of water. according to the equation, after about how many minutes would the water level be less than or equal to 64 cups?