Which expressions are equivalent to z + (z+6)? Choose all answers that apply:
A: (z+z) (z+6)
B: (z + 6) +6
C: 2(z+3)

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%

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?

What is the slope of any line parallel to the line 8x+9y=3 in the standard (x, y) coordinate plane?