Answer:
a. 8.66 minutes
Step-by-step explanation:
Since the flight times are uniformly distributed, the standard deviation can be calculated as follows:
Where '<em>b' </em>is the maximum flight time (150 minutes) and '<em>a' </em>is the minimum flight time (120 minutes):
The distribution's standard deviation is 8.66 minutes.
It equals 6 21/79 aaaaaaa
There are 3 feet in one yard
The answer is y= -4/7x+2
explanation
1. subtract 4x from both sides
2. divide every term by 7