if X. and Y are independent normal variables with the mean 100 and 80 respectively. and the standard deviation is 4 and 3. what is the distribution of (X +Y)
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Answered by
0
Answer:
187
Explanation:
x= 100+4
y= 80+3
104+83=187
answer is 187
Answered by
1
Answer:
the S.D of this question is an 5.
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