Publications by Joshua Zhong
Modeling California Housing Markets using MLR
1 Abstract This statistical report explores the dynamics of California house prices, utilizing a modified version of the California Housing data set derived from the 1990 census data. Employing methodologies such as K-means clustering, Box-Cox transformations, and bootstrapping, this analysis aims to uncover nuanced patterns and relationships w...
32799 sym R (13002 sym/31 pcs) 13 img 5 tbl
Employee Turnover on Big 5 Personalities
class: center, middle, inverse, title-slide .title[ # Intervenable Factors for Employee Turnover ] .subtitle[ ## With a focus on Big 5 personality traits: logistic regression and analysis ] .author[ ### Alice X. ] .author[ ### Josh G. ] .author[ ### Josh Z. ] .date[ ### 2024-05-09 ] --- ## Table of Contents .left[ <li> Re...
45290 sym
STA203_BoardGameGeeks_Data_Analysis_Project
1 Introduction BoardGameGeek (BGG) is a comprehensive database and community centered around board games. BGG provides extensive details on a myriad of games, including game mechanics, themes, and user interactions such as ratings and reviews. Our analysis utilizes a data set extracted from BGG, focusing on several key variables that offer insi...
10493 sym 7 img 2 tbl
Survey_Analysis_Validation&PCA
1 Introduction The purpose of this study is to investigate various aspects of the learning experience that impacts students’ satisfaction. The study population is undergraduate students in two business schools at two regional universities in the US. The goal is to figure out which aspects lead best to satisfaction whether academic-related (en...
9198 sym 15 img 11 tbl
SBA_Loan_Sampling_Plans_Presentation
class: center, middle, inverse, title-slide .title[ # Comparing Sampling Plans through SBA Loan Data ] .subtitle[ ## Presented for STA 490 ] .author[ ### Alice Xiang ] .author[ ### Joshua Zhong ] .date[ ### 2024-04-01 ] --- ## Table of contents - Introduction to the Dataset - Identifying a Stratification Variable - Research ...
43001 sym
SBA_loan_Sampling_Plans
1 Introduction This data set is collected from banks on small business loan applications from the Small Business Association (SBA). It contains 899164 observations, each with 27 variables.The response variable is the MIS_Status value, which will display whether the loan was paid in full or defaulted on. 1.1 Variable Inspection Next, we’re g...
6262 sym 1 img 4 tbl
EDA_DataPreprocessing_SBA_data
1 Introduction This data set is collected from banks on small business loan applications from the Small Business Association (SBA). It contains 899164 observations, each with 27 variables.The response variable is the MIS_Status value, which will display whether the loan was paid in full or defaulted on. 1.1 Variable Inspection Next, we’re g...
6366 sym 3 img 7 tbl
TS Sunspot Analysis Presentation
class: center, middle, inverse, title-slide .title[ # Time Series Analysis of Sunspots ] .subtitle[ ## ] .author[ ### Joshua Zhong ] .institute[ ### Partnered with Royal Observatory of Belgium and SILSO ] .date[ ### West Chester University STA490: Statistics Capstone ] --- class:inverse4, top <h1 align="center"> Table of ...
2737 sym 2 img
Sunspot Time Series - Exponential Smoothing
1 Introduction This data set presents the monthly mean total sunspot numbers from January 1749 up to the last elapsed month, with provisional values for recent 3 months. The monthly mean is calculated as the arithmetic mean of daily total sunspot numbers for each calendar month. The data extends back to 1749, the year from which consistent dail...
23779 sym Python (1003 sym/2 pcs) 4 img 6 tbl
Sunspot Time Series- STL decomposition
1 Introduction This dataset presents the monthly mean total sunspot numbers from January 1749 up to the last elapsed month, with provisional values for recent 3 months. The monthly mean is calculated as the arithmetic mean of daily total sunspot numbers for each calendar month. The data extends back to 1749, the year from which consistent daily...
13137 sym Python (1199 sym/2 pcs) 5 img 4 tbl