Publications by Alka Yadav

SPI Project

08.12.2024

Introduction This report presents an exploratory analysis and Modeling of SPI, IOD, NINO, and SST data. The following sections include: Time series plots for SPI, IOD, NINO, and SST Cross-correlation (CCF) and autocorrelation (ACF) plots Monthly average plots for SPI and SST Fourier analysis with long-series data Beta coefficient plots for NINO, ...

448 sym Python (12675 sym/7 pcs) 6 img

Air Pollution Project

24.05.2024

#Location Map When you zoom in to each cluster, the cluster will separate until you see the individual Markers!...

117 sym

Australia Study

02.10.2020

Location Map When you zoom in to each cluster, the cluster will seperate until you see the individual Markers!! ## Assuming "lon" and "lat" are longitude and latitude, respectively ...

120 sym R (68 sym/1 pcs)

Reproducible Research

24.09.2020

setwd(“C:/Users/Alka/Documents/R/datasciencecoursera/Reproducible Research”) Instructions 1.Code for reading in the dataset and/or processing the data 2.Histogram of the total number of steps taken each day 3.Mean and median number of steps taken each day 4.Time series plot of the average number of steps taken 5.The 5-minute interval that, o...

2645 sym R (8585 sym/65 pcs) 8 img

Impact of Severe Weather Events on the United States

24.09.2020

September,2020 Alka Yadav Impact of Severe Weather Events on Public Health and Economy in the United States In this report, we aim to analyze the impact of different weather events on public health and economy based on the storm database collected from the U.S. National Oceanic and Atmospheric Administration’s (NOAA) from 1950 - 2011. We will ...

2952 sym R (9753 sym/41 pcs) 3 img

R-Slides

30.09.2020

September 30, 2020 Objective: The objective of this presentation is to generate a plot in R using the "Plotly" library. In this i am using iris dataset. This dataset contains Sepal.Length,Sepal.Width, Petal.Length, and Petal.Width of three species named setosa,versicolor and virginica. Sepal.Length Sepal.Width Petal.Length Petal.Wi...

481 sym R (1488 sym/11 pcs) 1 img

Delhi Institutes and Historical Places

30.09.2020

# Mapping Clusters When you zoom in to each cluster, the cluster will seperate until you see the individual Markers!! ...

126 sym

Western Australia Locations

30.09.2020

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6 sym

Regression Models

14.10.2020

Work for Motor Trend, a magazine about the automobile industry. Looking at a data set of a collection of cars, they are interested in exploring the relationship between a set of variables and miles per gallon (MPG) (outcome). They are particularly interested in the following two questions: “Is an automatic or manual transmission better for MPG�...

9485 sym R (6165 sym/13 pcs) 2 img

ToothGrowth

28.10.2020

Instructions Load the ToothGrowth data and perform some basic exploratory data analyses Provide a basic summary of the data. Use confidence intervals and/or hypothesis tests to compare tooth growth by supp and dose. (Only use the techniques from class, even if there’s other approaches worth considering) State your conclusions and the assumptio...

3703 sym R (4298 sym/20 pcs) 2 img