Answer: A 2 1/4
Step-by-step explanation:
9/4 is equal to 2 1/4
9 / 4 = 2.25
2.25 = 2 1/4
Go to Khanacademy.com and create a free account, then type in the search box "Scientific Notation" and there will be several videos that come up and they will thoroughly explain it with multiple examples.
Answer:
2.24
Step-by-step explanation:
The probability formula using a Poisson distribution is:

λ = 90 / 18 = 5 average goals per interval (interval = a game)
So if for example you were interested in the probability of making 2 goals in a game
k = 2

This was just an example,
The standard deviation is 

Answer:
option B
Step-by-step explanation:
because quadratic equation means x^2+ or -ax+ or-b
Answer:
im not reading all of that
Step-by-step explanation: