Question
If X1 ~ N(, 2) and X2 ~ N(, 2) are iid normal random variables, then what is the difference between 2 X1 and X1
If X1 ~ N(, 2) and X2 ~ N(, 2) are iid normal random variables, then what is the difference between 2 X1 and X1 + X2? Discuss both their distributions and parameters.
? I really dont understand whats this distributons meaning, how to know parameters?
how should we answer if mention discuss this. how i can answer this question?
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Basic College Mathematics With Early Integers
Authors: Marvin L Bittinger, Judith A Beecher
3rd Edition
0321922794, 9780321922793
