let n be the number of times letter be found (1800), p be the success rate (0.068), and q be the failure rate (1 - 0.068 = 0.932)
mean = np = 1800 x 0.068 = 122.4
standard deviation = √(npq) = √(1800 x 0.068 x 0.932) = 10.6807414
Answer:
x = 4, y=-1
Step-by-step explanation:
Answer:
The product of
is 
Step-by-step explanation:
We need to find the product of 
Using the exponent rule: 
So,

Applying above rule:


So, the product of
is 
If you don’t mind me asking what is the question I’m confused because I might be able to help but I have no clue what the question is.
Answer:
Step-by-step explanation:
One thousand, two hundred thirty seven ten thousandths