linearreg_ci_mea(X, Y, xp, cl)

Computes a confidence interval for the conditional mean of response variable Y at point xp using confidence level cl.


See also linearreg linearreg_ht_slo linearreg_ht_reg 


Example


X=(3, 4, 6, 6, 7, 8)

( 3 4 6 6 7 8 )


Y=(4, 5, 6, 6, 7, 8)

( 4 5 6 6 7 8 )


linearreg_ci_mea(X,Y,6,.95)


Linear Regression.

Confidence interval for conditional mean of response variable.

 xp : 6.0

Confidence level : 0.95 (95%)

Results:

yp : 6.25

Interval  : (5.961232254125997, 6.538767745874003 )

Margin of error : 0.28876774587400217