New York Pizza How to Find the Best

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New York Pizza How to Find the Best. Jared P. Lander Columbia University December 3, 2008. What is New York Style?. Thin Slices. Just the right bend for folding. Charring and air bubbles around the crust. Family Tree. Lombardis (1905). Patsys (1933). Totonnos (1924). - PowerPoint PPT Presentation

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  • New York Pizza How to Find the BestJared P. LanderColumbia UniversityDecember 3, 2008

  • What is New York Style?Charring and air bubbles around the crustThin SlicesJust the right bend for folding

  • Family TreeLombardis (1905)Totonnos (1924)Patsys (1933)Johns of Bleecker (1929)Grimaldis (1990)

  • The DataMenuPages.com has menus, ratings, locations and price information for nearly 700 restaurants tagged as pizza in Manhattan and parts of BrooklynSlice, a pizza blog, has a definitive listing (and maps) of coal pizzeriasAn exhaustive Google search provided wood classifications

  • The Data

  • Rating Histogram

  • Ratings Breakdown

  • Model for Ratinglogit(Rating/5.5) ~ 0.77571 0.1782*AreaMidtownCoefficients: Estimate SE t-value Pr(>|t|) (Intercept) 0.60326 0.20090 3.003 0.00278 **AreaMidtown -0.17801 0.06628 -2.686 0.00743 ** AreaDowntown-0.05766 0.05527 -1.043 0.29724AreaUptown -0.04838 0.06016 -0.804 0.42154FuelGas 0.13354 0.11575 1.154 0.24905 FuelWood 0.07606 0.12980 0.586 0.55810 PriceExpensive-0.02827 0.04009 -0.705 0.48097ReviewsLow 0.03452 0.17958 0.192 0.84762ReviewsMedium0.02728 0.19083 0.143 0.88638PizzaName 0.02684 0.06227 0.431 0.66661

  • Model for Ratinglogit(Rating/5.5) ~ 0.77571 0.1782*AreaMidtownWald testModel 1: logit(Rating/5.5) ~ AreaModel 2: logit(Rating/5.5) ~ 1 Res.DfDfFPr(>F) 1 640 2 643-32.81950.03826 *Perhaps is more appropriate due to its simplicity and the minimal impact of the lone coefficient in the modelMaybe all pizza is for the most part pretty good

  • Ratings Breakdown.020 .005 .006One Sided P-Value

  • Review CountUse the number of reviews as a proxy for popularity

    Why do people frequent these pizzerias in the first place?

  • Number of Reviews by Area

  • Number of Reviews by Fuel

  • Number of Reviews by Price

  • Reviews HistogramApproximately Poisson

  • Model for Review CountNumber.Reviews ~ 3.826 + 0.157*AreaUptown 1.641*FuelGas 0.734*FuelWood - 0.545*PriceExpensive + 0.119*FuelGas:PriceExpensive + 0.670*FuelWood:PriceExpensive(Poisson Regression)Coefficients: Estimate SE z-value Pr(>|z|) (Intercept) 3.82693 0.05899 64.876 < 2e-16 ***AreaUptown 0.15733 0.02156 7.297 2.94e-13 ***FuelGas -1.64163 0.06019 -27.273 < 2e-16 ***FuelWood -0.73476 0.08884 -8.271 < 2e-16 ***PriceExpensive -0.54561 0.07919 -6.890 5.60e-12 ***FuelGas:PriceExpensive 1.11908 0.08289 13.501 < 2e-16 ***FuelWood:PriceExpensive 0.67017 0.10819 6.195 5.85e-10 ***

  • Model for Review CountNumber.Reviews ~ 3.826 + 0.157*AreaUptown 1.641*FuelGas 0.734*FuelWood - 0.545*PriceExpensive + 0.119*FuelGas:PriceExpensive + 0.670*FuelWood:PriceExpensive(Poisson Regression)Wald testModel 1: Number.Reviews ~ Area + Fuel + Price + Price * FuelModel 2: Number.Reviews ~ 1 Res.Df Df F Pr(>F) 1 637 2 643 -6 309.94 < 2.2e-16 ***

  • Fitted ValuesCoal and then wood dominates!

    All pizzerias on this list are categorized as expensive

    Both Uptown and Downtown

  • Most Popular

  • Top PizzeriasLombardisDi FaraJoesJohns of BleeckerTotonnos (Coney Island)Vinny VincenzPizza 33No. 28Patsys (East Harlem)ArtichokeMaffeisNew York Pizza SupremaUna Pizza NapoletanaFrannys

  • ConclusionsCoal ovens attract large crowds and the higher prices are worth paying

    The old adage about pizza is true: Even when its bad, its still good.

  • Jareds PicksPie:Margherita:Neapolitan:Upscale:Largest:Johns of BleeckerPizza 33Joes (Carmine St.)Una Pizza NapoletanaKoronetSpecialty:Sicilian:Grandma:Upside Down:Cheapest:ArtichokeVinny VincenzMaffeisNew York Pizza SupremaCrocodile Lounge** Free with purchase of beer