Answer:
a) 0.7898
b) 0.0516
c) 0.1587
Step-by-step explanation:
Given : Mean :
Standard deviation :
Since , the police response time has a normal distribution.
The formula to calculate the z-score :-
For x=5 minutes.
For x=10 minutes.
a) The p-value =
b) The p-value =
c) The p-value =
Answer:
1017.36m
Step-by-step explanation:
The formular for finding the total surface area of a sphere is 4πr²
Where π is 3.14 and from the question r is 9m
4X3.14X9²
4X3.14X81
1017.36m
I think b or d if I am wrong forgive me:)
Answer:
hi im new
Step-by-step explanation: