Question
The proportion of all calls made to a county 9-1-1 emergency number during 2020 that were nonemergency calls was 0.13
Consider the following statement.
The proportion of all calls made to a county 9-1-1 emergency number during 2020 that were
nonemergency calls was 0.13.
(a) Is the number that appears in boldface in this statement a sample proportion or a population
proportion?
sample proportion
population proportion
(b) Which of the following use of notation is correct, p = 0.13 p̂ = 0.13?
p = 0.13
p̂ = 0.13
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(a) The number that appears in boldface in this statement is a population proportion.
(b) p = 0.13
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