<span>9(2+5m) 9(2+5m)
(18+45m)
9*2
9*65m</span>
Since

, we know that

follows a Poisson distribution with parameter

.
Now assuming

denote the mean and standard deviation of

, respectively, then we know right away that

and

.
So,
Answer:
0.30
Step-by-step explanation:
Each number was getting divided by 3 each time
Yes, 3 yards is bigger than 21 feet because there are 3 feet in a yard.