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

The correct answer for the question that is being presented above is this one: "D) 6.7 years." 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). The margin of error is 6.7 years

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dehyannaisthatkid dehyannaisthatkid · Answer 2 · 2021-09-21T20:41:01+02:00

dehyannaisthatkid dehyannaisthatkid

21-09-2021

Answer: it’s b

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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