The '68-95-99.7' rule says
-About 68% of values fall within one standard deviation of the mean.
-About 95% of the values fall within two standard deviations from the mean.
-Almost all of the values — about 99.7% — fall within three standard deviations from the mean.
Here 
Therefore, the probability

The required probability

Answer:
-14°
Step-by-step explanation:
-9 - 5
-9 + (-5)
-14
Sender would be 4 x 7 divided by 15
Answer:
a. Second Option
b. Second Option
c. Third Option
d.ASA
Step-by-step explanation: