If X and Y are independent then SD (X ? Y) is________________?
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A. Var(X)+Var(Y)????????????????
B. If Y=?8X ? 5 and SD of X is 3, then SD of Y is
C. SD(X)?SD(Y)
E. SD(X)+SD(Y)???????????????
Found an error? Read our corrections policy and submit a sourced correction below. You can also share a useful explanation in your own words.