parkermorgan parkermorgan

11-12-2019
Mathematics

contestada

17.
Leilani is doing market research for a major brand by surveying
customers at a local mall. The probability of a customer agreeing to
take the survey is 18%. What is the probability that none of the first
20 customers she asks is willing to take the survey?
(1 point)
09.02%
O 0.02%
O 1.89%
04.13%

Respuesta :

chintu74 chintu74

17-12-2019

Answer:

1.89%

Step-by-step explanation:

Probability of a person taking the survey = 0.18

probability of a person not taking the survey = 1- 0.18

= 0.82

probability of the first 20 people not taking the survey = [tex]0.82^{20}[/tex]

= 0.0189

=1.89%

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