Statistical analysis of the sample data

Analysis based on Lead feature

Do men or women dominate lead roles in Hollywood movies?

Has gender balance in lead roles changed over time?

Grossing by lead gender

STATISTICAL ANALYSIS OF THE TRAINING DATA

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female leads: .......................................... 254

male leads: ............................................ 785

total samples: ........................................ 1039

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APPROXIMATION TO NORMAL DISTRIBUTION

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mean [μ]: ............................................ 0.244

standard deviation [σ]: ............................... 0.43

P(gender ∈ [0.5,1]): ................................. 0.276

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GROSSING BY GENDER

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female mean [μ]: ..................................... 98.74

female strd deviation [σ]: .......................... 138.13

male mean [μ]: ...................................... 115.16

male strd deviation [σ]: ............................ 155.79

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Analysis based on lead words

Do men or women dominate speaking roles in Hollywood movies?

Has gender balance in speaking roles changed over time?

Grossing over gender and words

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female roles: ......................................... 3644

male roles: ........................................... 8070

total roles: ......................................... 11714

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APPROXIMATION TO NORMAL DISTRIBUTION

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mean [μ]: ........................................... -0.378

standard deviation [σ]: .............................. 0.926

P(gender ∈ [0,1]): ................................... 0.342

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Sum of words:

Fraction of total words: