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Molodets [167]
2 years ago
9

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
Mathematics
1 answer:
Jet001 [13]2 years ago
7 0
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 <span>which was (19.1, 28.9). The margin of error is 6.7  years</span>
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