The pmf of the amount of memory X (GB) in a purchased flash drive was given in
Question:
Compute the following:
a. E(X)
b. V(X) directly from the definition
c. The standard deviation of X
d. V(X) using the shortcut formula
Transcribed Image Text:
4 16 p(x) .05 .10 35 40 10
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a E X xp all x 105 210 435 840 1610 645 GB b VX p all x ...View the full answer
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Related Book For
Probability And Statistics For Engineering And The Sciences
ISBN: 9781305251809
9th Edition
Authors: Jay L. Devore
Question Posted:
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