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:yes
Step-by-step explanation:
<BAC=<BDE
<BCA=BED
Answer:
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The boundary line should be solid because it have a 'great/less than or equal to' sign