Description Usage Arguments Details Value Author(s) See Also
Estimate the penalty factor lambda from n1, in a way to give roughly 80
1 | n2lambda(n1, target = 0.8)
|
n1 |
first stage control group sample size |
target |
target power |
Except for first stage sample sizes 5, 15 and 50 this may give totally useless results.
penalty factor for the combined sample size objective
float
optimal_power_rule_w_ts
, combination_power_rule_w_ts
and approximate_power_rule_w_ts
for sample size rules based on a combined objective (maximum conditional power with moderate small sample size)
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