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POST
Compute power

Authorizations

Authorization
string
header
required

nia_sk_...

Body

application/json

How long the space's traffic takes to detect a difference of effect (relative: 0.1 is 10%) on metric. The traffic and the baseline come from the space's history, the named experiment's or the busiest one's of the last 28 days, unless given.

effect
number
required

The relative difference to detect: 0.1 is 10%.

Required range: x <= 10
alpha
number
default:0.05
Required range: x <= 0.2
baseline_mean
number | null

Per person: a rate for conversion, minor units for value.

Required range: x >= 0
baseline_sd
number | null

Per person, for value; a rate's follows from its mean.

Required range: x > 0
control_fraction
number
default:0.5
daily_people
integer | null

New people a day entering the test.

Required range: x >= 1
experiment
string | null

The experiment whose history to use.

Required string length: 1 - 256
metric
enum<string>
default:conversion
Available options:
conversion,
value
power
number
default:0.8
Required range: x >= 0.5

Response

Successful Response

baseline_from
enum<string>
required
Available options:
given,
history
baseline_mean
number
required
baseline_sd
number
required
daily_people
number
required
days
integer | null
required

At a fixed horizon, looked at once, at the end.

days_sequential
integer | null
required
effect
number
required
metric
enum<string>
required
Available options:
conversion,
value
people
integer | null
required

Both arms together, at a fixed horizon.

people_sequential
integer | null
required

Both arms together, for the daily-looked sequential test to have decided with power.

traffic_from
enum<string>
required
Available options:
given,
history
experiment
string | null

The experiment whose history was used.