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20) Assume that the following confidence interval for the difference in the mean length of male (sample 1) and female babies (sample 2) at birth was constructed using independent simple random samples. -0.2in <4-z<2.7in. What does the confidence interval suggest about the difference in length between male babies and female babies? A) Male babies are longer. B) Female babies are longer. C) There is no difference in the length between male and female babies.

20) Assume that the following confidence interval for the difference in the mean length of male (sample 1) and female babies (sample 2) at birth was constructed using independent simple random samples. -0.2in <4-z<2.7in. What does the confidence interval suggest about the difference in length between male babies and female babies? A) Male babies are longer. B) Female babies are longer. C) There is no difference in the length between male and female babies.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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20) Assume that the following confidence interval for the difference in the mean length of male (sample 1) and female babies (sample 2) at birth was constructed using independent simple random samples. -0.2in <4-z<2.7in. What does the confidence interval suggest about the difference in length between male babies and female babies? A) Male babies are longer. B) Female babies are longer. C) There is no difference in the length between male and female babies.
Transcribed Image Text:20) Assume that the following confidence interval for the difference in the mean length of male (sample 1) and female babies (sample 2) at birth was constructed using independent simple random samples. -0.2in <4-z<2.7in. What does the confidence interval suggest about the difference in length between male babies and female babies? A) Male babies are longer. B) Female babies are longer. C) There is no difference in the length between male and female babies.
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