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Answer:
C
Step-by-step explanation:
Answer:
0.6667 or 66.67%
Step-by-step explanation:
Since the waiting time is normally distributed between 0 and 6 minutes, for any time 'x' within the interval, the probability the waiting time is longer than 'x' is given by:

For x = 2 minutes:

The probability that she will have to wait more than two minutes 0.6667 or 66.67%
Answer: 11
Step-by-step explanation:
Answer:
7. 6
8. 8
9. 13
10. 10
Step-by-step explanation:
A midsegment is halfway between the vertex and the opposite base segment. Its end points are midpoints of the sides. It is half the length of the base segment.
7. x = 6
8. x = 8
9. x = 26/2 = 13
10. x = 2·5 = 10