My method is on a) you would just subtract 12 and 7 which is 5. You can do the rest and then when you get all the answers put them from smallest to largest
Question 5 (1 point) What is the mean of this set of data: 78, 79, 80, 80, 89, 89, 92, 93, 94, 95, 95, 95 Round your answer to t
Len [333]
88.3
add all the numbers, you get 1,059 and divide that by how many numbers there are which is 12 and you get 88.3
45 minutes i m sure all you do is count up or subtract 60 from 15