Find two lines of regressions from the following Data: Age of husband : 25, 21, 22.5, 26.3, 35.7, 20.8, 22.9, 40.6, 25.2, 18.1 Age of wife: 16.3, 15.1, 20.9, 17.0, 22.6, 14.3, 18.9, 21.0, 15.6, 14.8 If regression lines are : 25x –5y = 20 ; 25.5x -10y = 30 find the following: a. mean value of x & y ; b. regression coefficients; c. coefficients of correlation d. standard deviation of y
Find two lines of regressions from the following Data: Age of husband : 25, 21, 22.5, 26.3, 35.7, 20.8, 22.9, 40.6, 25.2, 18.1 Age of wife: 16.3, 15.1, 20.9, 17.0, 22.6, 14.3, 18.9, 21.0, 15.6, 14.8 If regression lines are : 25x –5y = 20 ; 25.5x -10y = 30 find the following: a. mean value of x & y ; b. regression coefficients; c. coefficients of correlation d. standard deviation of y
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 9PPS
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Question
Find two lines of regressions from the following Data:
Age of husband : 25, 21, 22.5, 26.3, 35.7, 20.8, 22.9, 40.6, 25.2, 18.1
Age of wife: 16.3, 15.1, 20.9, 17.0, 22.6, 14.3, 18.9, 21.0, 15.6, 14.8
If regression lines are :
25x –5y = 20 ; 25.5x -10y = 30
find the following:
a.
b. regression coefficients;
c. coefficients of
d. standard deviation of y
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