re of 11 girls and 16 boys, all of whom were 16 years of age. Girls Boys 23.0 31.0 25.5 26.5 26.0 27.5 26.5 27.0 23.5 26.0 22.5 28.5 25.0 26.5 24.0 25.5 21.5 26.0 19.5 31.5 28.0 25.0 28.0 29.5 26.0 30.0 25.0
re of 11 girls and 16 boys, all of whom were 16 years of age. Girls Boys 23.0 31.0 25.5 26.5 26.0 27.5 26.5 27.0 23.5 26.0 22.5 28.5 25.0 26.5 24.0 25.5 21.5 26.0 19.5 31.5 28.0 25.0 28.0 29.5 26.0 30.0 25.0
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section: Chapter Questions
Problem 8CR
Related questions
Question
- The following data are on the dental measurements (distance in mm from the center of the pituitary to the pterygomaxillary fissure of 11 girls and 16 boys, all of whom were 16 years of age.
Girls |
Boys |
23.0 |
31.0 |
25.5 |
26.5 |
26.0 |
27.5 |
26.5 |
27.0 |
23.5 |
26.0 |
22.5 |
28.5 |
25.0 |
26.5 |
24.0 |
25.5 |
21.5 |
26.0 |
19.5 |
31.5 |
28.0 |
25.0 |
|
28.0 |
|
29.5 |
|
26.0 |
|
30.0 |
|
25.0 |
A. From the output, what is the standard error for the average difference in dental measurements in the population of 16 year old boy and 16 year old girls (assume the population variances are equal)
B. From the output, interpret the 95% confidence interval for the true average difference in dental measurements
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