Answer:
29.7 is the standard deviation :)
Answer:
A
Step-by-step explanation:
Subtract 1.6 from the height each hour and it shows that the answers match the height each hour.
The probability of not landing on blue is 2/3rds.
To get the answer we can use proportion
220 ----------------95.3%
x -------------------100%
Crossmultiply now
220*100%=95.3%*x
22000=95.3x /:95.3
22000:95.3=x
231=x - its the answer
