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55 visitors purchased no costume.
147 visitors purchased exactly one costume.
3 visitors purchased more than one costume,
Based on these results, express the probability that the next person will purchase no
more than one costume as a percent to the nearest whole number.


Sagot :

tcchu2

Answer:

236 visitors purchased no costume.

202 visitors purchased exactly one costume.

40 visitors purchased more than one costume.

The total number of customers is, N = 236 + 202 + 40 = 478.

Let X denote the number of costumes purchased by the next person.

Compute the probability that the next person will purchase no more than one costume as follows:

             

Thus, the probability that the next person will purchase no more than one costume .