| p_analyze_0_1_0 | ( | alpha, | ||
| mean, | ||||
| stad, | ||||
| siz, | ||||
| mean2, | ||||
| stad2, | ||||
| siz2, | ||||
| tails | ||||
| ) |
p_analyze_0_1_0(alpha,mean,stad,siz,mean2,stad2,siz2,tails)
Calculates power analysis value for t-test of 2 normal
distributions, one or two-tailed
parameters
alpha alpha-value
mean mean of distribution
stad std of distribution
siz sample size
mean2 mean of distribution
stad2 std of distribution
siz2 sample size
tails 1 or 2 tails
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
version 0.1.0, 27-12-2006, Harri Merisaari, added analysis of two distributions, DEVELOPMENT VERSION, NOT FOR USE!
version 0.1.1, 10-01-2007, Harri Merisaari, DEVELOPMENT VERSION, NOT FOR USE!
- Parameters:
-
alpha mean stad siz mean2 stad2 siz2 tails
- Returns:
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