14. (n-5)*4+7
15. No, this would not be neccesary because if I were to distribute 1/2 to both 4 and 6, I know that I would get half of those numbers which would give me 2x+3. I also know that if I distribute 1/3 to both 9 and 24, I would get 1/3 of each number which would be 3 and 8.
8 3/4 x 8 = 64 24/4
70 inches
C because 1/2 of brothers book plus 5 equals 7
X-A=B
+A
X=A+B
i hope i helped you out
Answer:The data for the group that did not study are more spread out than the data for the group that studied.
The data for the group that studied are more clustered around the mean than the data for the group that did not study.
The data for the group that did not study are more clustered around the mean than the data for the group that did study.
Step-by-step explanation: