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In the town of Tower Hill, the number of cell phones in a household is a random variable W with the following distribution:

W 0 1 2 3 4 5
P(W) 0.1 0.1 0.25 0.3 0.2 0.05
The probability that a randomly-selected household has at least two cell phones is
A. 0.20.
B. 0.25.
C. 0.55.
D. 0.70.
E. 0.80.

User David Hol
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Answer:

the answer is alphabet c

User Robhasacamera
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