Enzo and zahra are playing a game. their scores for five games are shown in the table below.

enzo’s and zahra’s scores

enzo’s scores

39

47

46

50

38

zahra’s scores

37

33

45

30

45

enzo’s mean score is 44. zahra’s mean score is 38. how much greater is the mean absolute deviation for zahra's scores than for enzo's scores?
1.2
4.4
5.6
6.0

Asquare parking lot has 6,400 square meters what is the length in meters

11. minitab software was used to find the lsrl for a study between x=age and y=days after arthroscopic shoulder surgery until an athlete could return to their sport. use the output to determine the prediction model and correlation between these two variables. predictor coef se coef t p constant -5.054 4.355 -1.16 0.279 age 0.2715 0.1427 1.9 0.094 r-sq = 31.16%

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.