A researcher wants to estimate the total number of military people residing in a

Question

A researcher wants to estimate the total number of military people residing in a city near a military base. The researcher decides to sample city blocks and then sample households within the city block. Five blocks are randomly selected from the 500 in the city of Standard Deviation, of row of of Number of military esidents per household eholds eholds data sampled 12 1,1,0 1,2,0,0 57735 95743 .75 1.25 3 15 17 0,0,1 1,0,0 .5 a. What is N? b. What is n? c. What is m, for all values of i? d. What is M4 e. What is y-bar3? f. What is the estimate of mu? g. What is the estimate of the total number of military people?

Explanation / Answer

I will answer 4 subparts today.

A. N= Total number of cluster in the population,

here N = 500

B. n= Number of clusters selected from the total number of clusters

here n = 5

C. mi is the number of individuals selected in sample in i-th cluster taken in sample.

here m = (m1,m2,m3,m4,m5) = (4,4,4,4,4) i.e. mi= 4 for all i

D. M4 is the total number of individuals in 4th cluster. Here M4 is 17

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