on page 383.

c. Using your understanding of the relationship between the following factors and sample size, state the effect on the initial sample size (increase or decrease) of changing each of the following factors while the other three are held constant:

(1) An increase in ARACR

(2) An increase in the TER

(3) An increase in the EPER

(4) An increase in the population size

d. Explain why there is such a large difference in the sample sizes for columns 3 and 6.

e. Compare your answers in part

(b) with the results you determined in part (a). Which of the four factors appears to have the greatest effect on the initial sample size? Which one appears to have the least effect?

f. Why is the sample size referred to as the initial sample size?