Which of the formulas below would be used to determine the sample size using the formula for the standard error of the mean?
A) $$n = \frac { \sigma ^ { 2 } z ^ { 2 } } { D ^ { 2 } }$$
B) $$n = \frac { \pi ( 1 - \pi ) z ^ { 2 } } { D ^ { 2 } }$$
C) $$\sigma X = D / z$$
D) A and C are correct.

Question

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The Answer of Which of the formulas below would be used to determine the sample size using the formula for the standard error of the mean?
A) $$n = \frac { \sigma ^ { 2 } z ^ { 2 } } { D ^ { 2 } }$$
B) $$n = \frac { \pi ( 1 - \pi ) z ^ { 2 } } { D ^ { 2 } }$$
C) $$\sigma X = D / z$$
D) A and C are correct.

Which of the Formulas Below Would Be Used to Determine n=σ2z2D2n = \frac { \sigma ^ { 2 } z ^ { 2 } } { D ^ { 2 } }n=D2σ2z2​

Which of the Formulas Below Would Be Used to Determine $n = \frac { \sigma ^ { 2 } z ^ { 2 } } { D ^ { 2 } }$