Publications by Ariba
Assignment 4- Data 607
R Markdown # Load necessary libraries library(readr) library(dplyr) ## ## Attaching package: 'dplyr' ## The following objects are masked from 'package:stats': ## ## filter, lag ## The following objects are masked from 'package:base': ## ## intersect, setdiff, setequal, union library(tidyr) # Read the CSV file (use `skip = 1` to skip the...
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Lab 04 - Data 606
In this lab, you’ll investigate the probability distribution that is most central to statistics: the normal distribution. If you are confident that your data are nearly normal, that opens the door to many powerful statistical methods. Here we’ll use the graphical tools of R to assess the normality of our data and also learn how to generate rand...
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Lab 03- Data 606
The Hot Hand Basketball players who make several baskets in succession are described as having a hot hand. Fans and players have long believed in the hot hand phenomenon, which refutes the assumption that each shot is independent of the next. However, a 1985 paper by Gilovich, Vallone, and Tversky collected evidence that contradicted this belief an...
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Assignment 3- Data 607
Provide an example of at least three dataframes in R that demonstrate normalization. The dataframes can contain any data, either real or synthetic. Although normalization is typically done in SQL and relational databases, you are expected to show this example in R, as it is our main work environment in this course. Unnormalized Data: Contains non-...
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Assignment 2 - Introduction to Data
Some define statistics as the field that focuses on turning information into knowledge. The first step in that process is to summarize and describe the raw information – the data. In this lab we explore flights, specifically a random sample of domestic flights that departed from the three major New York City airports in 2013. We will generate sim...
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Lab 02 - Data 06
#Part 1: Build Table • Choose six recent popular movies. #I choose following movies: Barbie, Spider Man, Mission Impossible, Super Mario, Garden of Galaxy • Ask at least five people that you know (friends, family, classmates, imaginary friends if necessary) to rate each of these movies that they have seen on a scale of 1 to 5. #Part 2: Store da...
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Assignment 1 - Loading Data to Dataframe
##Introduction: The data set offers predictions of soccer match outcomes based on FiveThirtyEight’s Soccer Power Index (SPI). This index is used to rate teams’ offensive and defensive capabilities, which are then combined to generate win probabilities and expected scores for upcoming matches. spi_matches.csv contains match-by-match SPI ratings ...
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Document
data('arbuthnot', package='openintro') library(tidyverse) library(openintro) Exercise 1 arbuthnot$girls ## [1] 4683 4457 4102 4590 4839 4820 4928 4605 4457 4952 4784 5332 5200 4910 4617 ## [16] 3997 3919 3395 3536 3181 2746 2722 2840 2908 2959 3179 3349 3382 3289 3013 ## [31] 2781 3247 4107 4803 4881 5681 4858 4319 5322 5560 5829 5719 6061 6120 5...
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