The Solution:
Given:
Required:
Find the standard deviation of the probability distribution.
Step 1:
Find the expected value of the probability distribution.


Step 2:
Find the standard deviation.




Thus, the standard deviation is 1.60
Answer:
1.60
Answer:
-2/3, -5/8, 11/12, 21/4
Step-by-step explanation:
We know because they are both 7, but 7.031 has 031. 7.03 only has .03, if that makes sense