•Estimationof a ratio Ch7, pswcheng/Teaching/stat3875/lecture/01_Survey... · — With replacement s is an unbiased estimator of AT—I — Without replacement ( s is an unbiased

Ch7, p.38

• Estimation of a ratio population

quantity of interest

(xi, yi)

i=1, …, N.

Some notations of the population

Ch7, p.39

Definition 12 (Some population parameters that are often of interest for F0)

NTHU STAT 3875, 2018 Lecture Notes

made by S.-W. Cheng (NTHU, Taiwan)

Ch7, p.40

Example 14 (Applications of ratio estimation)

Statistical modeling of (x, y)-data collected from an s.r.s. of size n.

Ch7, p.41

NTHU STAT 3875, 2018 Lecture Notes

made by S.-W. Cheng (NTHU, Taiwan)

Ch7, p.42

Definition 13 (some intuitive estimators of parameters of F0(x, y))

Ch7, p.43

Note 10 (Some notes about the mean and variance of R)

NTHU STAT 3875, 2018 Lecture Notes

made by S.-W. Cheng (NTHU, Taiwan)