I don't know the answer but try looking it up in search bar it will help.
Answer:
0.0378
Step-by-step explanation:
#;+*($$&#(#'#)#&#)#&#-#)#8#&2'#;$7$5$&
The mean is 7
5,5,7,7,9,13
9-7 is going to get 7
x = 7 y = 12
