Answer:
Value of a is 0.667
Step-by-step explanation:
We are given the following in the question:
The rate of customer at an airport follows a Poisson distribution with

The normal approximation of Poisson distribution can be done in the following manner

Formula:
We have to find the value of a such that

More than 50 customers per 5 hours means more than 10 customer per hour.
Thus, we can write

Therefore, value of a is 0.667
Answer:
it is 70 minutes total
Step-by-step explanation:
just add them
5+y=x i believe let me know if that’s what you wanted :7
Answer:
I think its D. A triangle thats obtuse cant be equal because one of the angles has to be over 120°.