| p_analyze_0_0_1 | ( | alpha, | ||
| effect_size, | ||||
| mean, | ||||
| var, | ||||
| siz | ||||
| ) |
p_analyze_0_0_1(alpha,effect_size,mean,var,siz)
Calculates power analysis value for t-test of 2 normal
distributions, two-tailed.
parameters:
effect_size smallest significant difference between means
mean mean of distribution
var variance of distribution
siz sample size
output files:
power power of statistical test with 95%, 99% and 99.9% confidense levels,
power-1 == beta == change of Type II error
version 0.0.1, 21-12-2006, Harri Merisaari, created
- Parameters:
-
alpha effect_size mean var siz
- Returns:
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