NOVA LAB

Executable scientific environment

Does temperature affect plant growth?

Moderate temperature will produce greater plant growth than low or high temperature.

Synthetic experimental data generated by a deterministic simulation with stochastic noise.

Design

Experimental design

Factors, levels, units: TEMPERATURE: [18, 24, 30] celsius WATER: [40, 70] percent
Replicates: 2
Estimated observations: 12
Seed: 48192
Simulation version: nova-sim-v1
Created: Sep 3, 2026, 8:26 AM
Updated: Sep 3, 2026, 4:32 PM

Current state

REPLICATED

DRAFT→
AWAITING APPROVAL→
APPROVED→
RUNNING→
COMPLETED→
ANALYZED→
REPLICATED

Action

Human approval / controls

Replicated

Replication recorded. See replication and provenance below.

Results

Observations

Total observations: 12 · design estimate 12 · 6 factor combinations

Result from NOVA's synthetic experimental simulation.

Combination 0

WATER: 40 · TEMPERATURE: 18

Replicate	TEMPERATURE	WATER	Biomass	Growth rate	Obs. seed	Sim version
0	18	40	45.181551	4.107414	-861095394	nova-sim-v1
1	18	40	70.253353	6.386669	361538994	nova-sim-v1

Combination 1

WATER: 70 · TEMPERATURE: 18

Replicate	TEMPERATURE	WATER	Biomass	Growth rate	Obs. seed	Sim version
0	18	70	176.146956	16.013359	-223398777	nova-sim-v1
1	18	70	160.225861	14.565987	-242602385	nova-sim-v1

Combination 2

WATER: 40 · TEMPERATURE: 24

Replicate	TEMPERATURE	WATER	Biomass	Growth rate	Obs. seed	Sim version
0	24	40	608.341797	55.303800	-2136488628	nova-sim-v1
1	24	40	572.494387	52.044944	1636932228	nova-sim-v1

Combination 3

WATER: 70 · TEMPERATURE: 24

Replicate	TEMPERATURE	WATER	Biomass	Growth rate	Obs. seed	Sim version
0	24	70	1458.193498	132.563045	-1498792011	nova-sim-v1
1	24	70	1497.130641	136.102786	1032790849	nova-sim-v1

Combination 4

WATER: 40 · TEMPERATURE: 30

Replicate	TEMPERATURE	WATER	Biomass	Growth rate	Obs. seed	Sim version
0	30	40	732.782983	66.616635	883085434	nova-sim-v1
1	30	40	1270.668709	115.515338	2105719822	nova-sim-v1

Combination 5

WATER: 70 · TEMPERATURE: 30

Replicate	TEMPERATURE	WATER	Biomass	Growth rate	Obs. seed	Sim version
0	30	70	1929.592450	175.417495	1520782051	nova-sim-v1
1	30	70	2682.359465	243.850860	1501578443	nova-sim-v1

Inspect raw structured observations

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Analysis

Statistical analysis

Statistics derived from persisted synthetic observations—not real-world measurements.

Analysis version: 1.0
Model specification: growth ~ temperature + water + temperature:water
Simulation version: nova-sim-v1
Seed: 48192
Response: biomass
Sample / residual SE: n=12 · df=8 · RSE=252.96134058

Effect	Estimate	Std. error	Confidence interval	t	p	Direction
temperature	128.408248	14.905890	[-1362.180747, 1618.997242]95% CI	8.6146	0.000014	positive
water	25.577367	4.868243	[-461.246960, 512.401694]95% CI	5.2539	0.000045	positive
temperature × water	3.316059	0.993726	[-96.056541, 102.688658]95% CI	3.3370	0.000000	positive

Finding

Recorded finding

No finding

No finding has been persisted for this experiment. Findings are interpretive claims linked to analysis evidence—not automatic conclusions.

Record a finding linked to the persisted analysis.

Replication

Replication result

Seeds: 48192 → 2049829153
Success: true
Criteria: same direction: true
CI overlap: true
relative diff: 0.08741356
Replica experiment: Does temperature affect plant growth?

Provenance

Traceability

A finding is not an isolated text box. It is produced through a persisted evidence chain ending in synthetic observations.

Result from NOVA's synthetic experimental simulation.

Primary evidence chain

Analysis

Analysis ID: 2613957d-3602-434b-af99-db3638e094e8
Analysis version: 1.0
Model: growth ~ temperature + water + temperature:water
Timestamp: Sep 3, 2026, 8:30 AM
Effects + confidence intervals: water: estimate 25.577367 · CI [-461.246960, 512.401694] · p=0.000045
temperature: estimate 128.408248 · CI [-1362.180747, 1618.997242] · p=0.000014
temperature_water_interaction: estimate 3.316059 · CI [-96.056541, 102.688658] · p=0.000000

Experiment

Experiment ID: 0adbd5b3-ccfe-439e-9d45-080bbeaa685a
Question: Does temperature affect plant growth?
Factors: TEMPERATURE [18, 24, 30] · WATER [40, 70]
Replicates: 2
Seed: 48192
Simulation version: nova-sim-v1
Created: Sep 3, 2026, 8:26 AM
Updated: Sep 3, 2026, 4:32 PM

Observations

12 persisted synthetic observations linked to this experiment.

Factor values, replicates, and measured outcomes are shown in the Observations section above.

Replication evidence chains

Replication

Original experiment ID: 0adbd5b3-ccfe-439e-9d45-080bbeaa685a
Replication experiment ID: c5553555-5334-4f74-ae07-b3df548b7a04
Original seed: 48192
Replication seed: 2049829153
Same direction: true
CI overlap: true
Relative effect difference: 0.08741356
Replication success: true
Original effect: water: estimate 25.577367 · CI [14.351178, 36.803556] · p=0.000770
temperature: estimate 128.408248 · CI [94.035204, 162.781291] · p=0.000026
temperature_water_interaction: estimate 3.316059 · CI [1.024523, 5.607595] · p=0.010277
Replication effect: water: estimate 23.341559 · CI [14.142813, 32.540304] · p=0.000382
temperature: estimate 123.924976 · CI [95.759684, 152.090267] · p=0.000008
temperature_water_interaction: estimate 3.396171 · CI [1.518484, 5.273857] · p=0.003118
Original confidence intervals: { "water": { "level": 0.95, "lower": 14.35117806, "upper": 36.80355628 }, "temperature": { "level": 0.95, "lower": 94.03520378, "upper": 162.78129147 }, "temperature_water_interaction": { "level": 0.95, "lower": 1.02452251, "upper": 5.60759502 } }
Replication confidence intervals: { "water": { "level": 0.95, "lower": 14.14281276, "upper": 32.54030429 }, "temperature": { "level": 0.95, "lower": 95.75968388, "upper": 152.09026737 }, "temperature_water_interaction": { "level": 0.95, "lower": 1.51848446, "upper": 5.27385669 } }

Finding → Replication → Original experiment → Observations

Replication