Mathematics, 28.01.2020 09:31, Averybeam300

Heather sampled the ages of 50 randomly selected people that frequented a store and obtained a mean of 24. she constructed a 95% confidence interval which was (19.1, 28.9). what is the margin of error?
a) 2.5 years
b) 4.9 years
c) 5 years
d) 6.7 years

Answers: 3

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Heather sampled the ages of 50 randomly selected people that frequented a store and obtained a mean of 24. she constructed a 95% confidence interval which was (19.1, 28.9). what is the margin of error? a) 2.5 years b) 4.9 years c) 5 years d) 6.7 years

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Heather sampled the ages of 50 randomly selected people that frequented a store and obtained a mean of 24. she constructed a 95% confidence interval which was (19.1, 28.9). what is the margin of error?
a) 2.5 years
b) 4.9 years
c) 5 years
d) 6.7 years