What is the mean absolute deviation of 7,3,55,2,34,22,17,40,76,37

22+17=39*2=19.5

Step-by-step explanation:

so basically u have to count how much number that they give and in this problem we have nine so we cross the first and last the second and before last and keep going and we left with two in the middle we can't cross one out or cross both so we have it and when u had it you will get 39 and you must divided by two and your answer is 19.5

a28=58

step-by-step explanation:

a1=a1+(n-1)d

a28= 4+ (28-1)2

a28=4+(27)(2)

a28=4+54

a28=58

answer: input the dimensions of the room to be painted. click the button to calculate the amount of paint and man-hours needed for this job.

interior paint coverage depends on the brand of paint used. the coverage amount is listed on the label of the paint can. use this to adjust the values in the paint coverage section below. paint usually is applied at 350 to 400 square feet per gallon (primer at 200 to 300 square feet per gallon).

step-by-step explanation: