Question
Test the pair of events C and D for independence based on the following table. A B C Total D 0.27 0.13 0.10 0.50 E
Test the pair of events C and D for independence based on the following table.
A | B | C | Total | ||
D | 0.27 | 0.13 | 0.10 | 0.50 | |
E | 0.12 | 0.01 | 0.07 | 0.20 | |
F | 0.21 | 0.06 | 0.03 | 0.30 | |
Total | 0.60 | 0.20 | 0.20 | 1.00 |
Are C and D independent or dependent and why? Select the correct answer below and fill in the answer boxes to complete your choice.
A.
C
and
D
are
independent
because
P(CD)
equals
P(C)P(D).
P(CD)=
and
P(C)P(D)=
B.
C
and
D
are
dependent
because
P(CD)
equals
P(C)P(D).
P(CD)=
and
P(C)P(D)=
C.
C
and
D
are
independent
because
P(CD)
doesnotequal
P(C)P(D).
P(CD)=
and
P(C)P(D)=
or
D.
C
and
D
are
dependent
because
P(CD)
doesnotequal
P(C)P(D).
P(CD)=
and
P(C)P(D)=
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