Calculating sample size to detect a difference in population size

)

è

æ

x

x

2

•

s

2

2

-

1

·

)

+

t

(

a

,

n

(

t

(

b

,

n

)

2

n

=

n = number of samples

s2= population variance

x = mean of population

t = t-value

n = degrees of freedom

Previous slide

Next slide

Back to first slide

View graphic version