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The following table gives the estimated stature (length, in cm) of human fetuses at various times (in weeks) since conception. xy 18 20.09 20 23.35 22 24.11 24 28.37 26 29.63 28 32.39 30 37.15 32 37.91 34 42.17 36 44.43 38 47.69 40 48.95 Use Desmos (watch the video if you need help) to find the least squares line and the coefficient of correlation. a) Find the coefficient of correlation. Round to three decimal places. b) Give the equation of the least squares line. Round the coefficients to 2 decimal places as needed. Y c) According to the least squares line, how much is the fetal stature increasing per week, on average? The fetal stature is increasing by to the least squares line. cm per week, according

The following table gives the estimated stature (length, in cm) of human fetuses at various times (in weeks) since conception. xy 18 20.09 20 23.35 22 24.11 24 28.37 26 29.63 28 32.39 30 37.15 32 37.91 34 42.17 36 44.43 38 47.69 40 48.95 Use Desmos (watch the video if you need help) to find the least squares line and the coefficient of correlation. a) Find the coefficient of correlation. Round to three decimal places. b) Give the equation of the least squares line. Round the coefficients to 2 decimal places as needed. Y c) According to the least squares line, how much is the fetal stature increasing per week, on average? The fetal stature is increasing by to the least squares line. cm per week, according

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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The following table gives the estimated stature (length, in cm) of human fetuses at various times (in weeks) since conception. r = x 18 y 20.09 20 23.35 22 24.11 Use Desmos (watch the video if you need help) to find the least squares line and the coefficient of correlation. a) Find the coefficient of correlation. Round to three decimal places. Y = 24 28.37 26 29.63 28 32.39 30 37.15 32 37.91 34 42.17 36 44.43 38 47.69 40 48.95 b) Give the equation of the least squares line. Round the coefficients to 2 decimal places as needed. c) According to the least squares line, how much is the fetal stature increasing per week, on average? The fetal stature is increasing by to the least squares line. Question Help: Video Submit Question cm per week, according
Transcribed Image Text:The following table gives the estimated stature (length, in cm) of human fetuses at various times (in weeks) since conception. r = x 18 y 20.09 20 23.35 22 24.11 Use Desmos (watch the video if you need help) to find the least squares line and the coefficient of correlation. a) Find the coefficient of correlation. Round to three decimal places. Y = 24 28.37 26 29.63 28 32.39 30 37.15 32 37.91 34 42.17 36 44.43 38 47.69 40 48.95 b) Give the equation of the least squares line. Round the coefficients to 2 decimal places as needed. c) According to the least squares line, how much is the fetal stature increasing per week, on average? The fetal stature is increasing by to the least squares line. Question Help: Video Submit Question cm per week, according
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