Answer:
157
Step-by-step explanation:
Answer:
C≈125.66
Step-by-step explanation:
W={a, b, c, d}
n(W) =4
No of subsets =2^n=2^4=16
The subsets are
{a, b};
{a, c};
{a, d};
{b, c};
{b, d};
{c, d};
{a};
{b};
{c};
{d};
{a, b, c};
{a, b, d};
{a, c, d};
{b, c, d},
{a, b, c, d};
{0}
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