MCQOPTIONS
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MCQOPTIONS
| 1. |
Suppose the probability that a coin toss shows "head" is p, where 0 < p < 1. The coin is tossed repeatedly until the first "head" appears. The expected number of tosses required is |
| A. | \(\frac{1}{{{p^2}}}\) |
| B. | \(\frac{{1 - p}}{p}\) |
| C. | \(\frac{{1}}{p}\) |
| D. | \(\frac{{p}}{1 - p}\) |
| Answer» D. \(\frac{{p}}{1 - p}\) | |