CA511 - Foundation of Data Science - IT Assignment Help

Assignment Task

Q.1 Determine the relationship between Corono Stage-2 and Corona Stage-1 in Gujarat State as per following data and add any 15 records of your choice :Corona Stage-1 Corona Stage-2
10 45
30 85
45 105
55 125
65 152
72 165
85 200
105 370
125 NA
150 460
180 550
200 670
250 NA
280 800
300 880
350 1020
400 NA
500 1050
Write an R script to perform following functionalities :(i) Handle the Missing Values ( Apply the functions to check whether missing values are there not? How many Missing Values ? and Impute Missing values with appropriate data)
(ii) Apply any two functions to understand the data ( i.e Exploratory Data Analysis)
(iii) Apply the Appropriate Model to determine Relationship
(iv) Predict the values manually and using function if Corono Satge-1 Values are ( 325,450,480,520,700) then what is the situation of Corona Stage-2
OR
Create a Dashboard in Shiny package similar to covid19india.org site for Gujarat State. Use Similar Data as site. Generate at least five types of Chart.

Q.2 The numbers below are the first ten days of rainfall amounts in 1996. Read them in to a vector (0.1, 0.6, 33.8, 1.9, 9.6, 4.3, 33.7, 0.3, 0.0, 0.1). Write an R script to perform following functionalities:
Determine the mean, variance, Standard deviation and Quantile with 28%,35% 62%.
Calculate the cumulative rainfall (’running total’) over these ten days. Confirm that the last value of the vector that this produces is equal to the total sum of the rainfall.
Retrieve the day which saw the highest rainfall?

Q.3 Construct a matrix with 4 columns and 6 rows, all filled with random numbers between 0 and 24.
Calculate the row means of this matrix
Also calculate the standard deviation across the row means.

Q.4 In one organization salary is distributed in following manner :
Position Total Staff Salary
Professor 2 100000
Associate Professor 2 80000
Assistant Professor 8 50000
Teaching Assistant 5 28000
(i)Determine the average salary per employee of an organization
(ii) Determine the Mode values of given data
(ii) Determine the most middle value of the data

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