Question
A box contains 12 tickets labeled with numbers. The number on the tickets are -9, -9, -8, -8, -5, -5, -4, 3, 6, 6, 6,
A box contains 12 tickets labeled with numbers. The number on the tickets are
-9, -9, -8, -8, -5, -5, -4, 3, 6, 6, 6, 7 .
The expected value of the sample sum of the ticket labels in 11 independent random draws with replacement from the box is
A) -20
B) -19.67
C) -18.33
D) -17.67
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Advanced Engineering Mathematics
Authors: ERWIN KREYSZIG
9th Edition
0471488852, 978-0471488859
