## A telephone solicitor is responsible for canvassing three suburbs. In the past, 60% of the completed calls to Belle Meade have resulted in c

Question

A telephone solicitor is responsible for canvassing three suburbs. In the past, 60% of the completed calls to Belle Meade have resulted in contributions, compared to 55% for Oak Hill and 35% for Antioch. Her list of tele- phone numbers includes one thousand households from Belle Meade, one thousand from Oak Hill, and two thou- sand from Antioch. Suppose that she picks a number at random from the list and places the call. What is the probability that she gets a donation?

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2021-12-29T01:01:04+00:00
2021-12-29T01:01:04+00:00 1 Answer
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## Answers ( )

Answer:0.4625 or 46.25%

Step-by-step explanation:The data for the percentage of contribution and the percentage of numbers from each suburb is presented in the table bellow:

The probability that she gets a donation is given by

the sum of the probabilities of getting a donation from each suburb weighed by their respective percentage of numbers of the list:The probability that she gets a donation is 0.4625 or 46.25%.