The Fly II

The Fly II (1989)

Moderate
5.8

Why we're confident in this score

696 ratings. The score is reasonably stable but could shift up to 0.11 as more ratings come in.

The Math

Prior (global mean)m = 5.985
Prior weightC = 500
Observed ratingsn = 696
Observed averageR = 5.7
Posterior mean (Bayesian score)5.819
95% confidence interval±0.1118

Formula: posterior_mean = (n / (n + C)) × R + (C / (n + C)) × m. The confidence interval narrows as more ratings come in. Films with few ratings are pulled toward the global mean.

This film vs. typical moderate films

MetricThis filmMedian (moderate)
Rating count696512
95% CI±0.1120±0.1116
Films in tier13,151

Last computed: September 17, 2026 at 04:10 AM

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