The city transit bus is supposed to arrive at a bus stop at 15 minutes past the hour every hour. If the arrival time has a standard deviation of 4 minutes, when should you expect the bus to arrive?
A. Between 11 and 19 minutes past the hour
B. Between 4 and 15 minutes past the hour
C. Between 15 and 19 minutes past the hour
D. Between 11 and 15 minutes past the hour

Question

The city transit bus is supposed to arrive at a bus stop at 15 minutes past the hour every hour. If the arrival time has a standard deviation of 4 minutes, when should you expect the bus to arrive?
	A.	Between 11 and 19 minutes past the hour
	B.	Between 4 and 15 minutes past the hour
	C.	Between 15 and 19 minutes past the hour
	D.	Between 11 and 15 minutes past the hour

charlotte123 · Answer

this one is C I believe :D because it has a standard deviation of 4 minutes, and it is suppose to arrive at a bus stop at 15 past the hour every hour ^_^

charlotte123 · Answer

HURRAY :D xD