What is the primary purpose of the psych package in R?

A shipping company currently charges the same price for each package that it ships . If the current price of each package were to be increased by $ 1,6 fewer of the package could be shipped for $120 ,excluding sales tax. what is the current price of shipping each package?

A

# 3

B

$ 4

C

$ 5

D

$6

What is the primary purpose of the ggplot2 package in R?

A

Statistical analysis and modeling

B

Data visualization and plotting

C

Machine learning and predictive modeling

D

Data import and export

What is the primary purpose of the shinydashboard package in R Shiny applications?

A

Building interactive dashboards for data visualization

B

Creating statistical models

C

Customizing the appearance of ggplot2 plots

D

Web scraping and data extraction

What is the primary purpose of the stringr package in R?

A

Text manipulation and string handling

B

Spatial data analysis

C

Statistical modeling

D

Time series forecasting

What is the primary purpose of the titan package in R?

A

Data manipulation and transformation

B

Statistical modeling

C

Time series analysis and forecasting

D

Handling large datasets with parallel computing

What is the primary purpose of the rJava package in R?

A

Integration of R with Java

B

Handling large datasets with parallel computing

C

Creating and modifying choropleth maps

D

Machine learning model training and evaluation

What is the primary purpose of the R6 package in R?

A

Object-oriented programming

B

Data manipulation and transformation

C

Bayesian data analysis

D

Statistical modeling

What is the primary purpose of the rgl package in R?

A

Creating interactive 3D plots

B

Natural language processing (NLP)

C

Handling large datasets with parallel computing

D

Statistical modeling

What is the primary purpose of the gganimate package in R?

A

Creating animated plots with ggplot2

B

Natural language processing (NLP)

C

Handling large spatial datasets and spatial statistics

D

Statistical modeling

DHL charges Tk 2 for each pound for the first 20 pounds of package weight and Tk 1.5 for each pound or fraction of a pound over 20 pounds. How much will it charge to carry a package which weights 47/2 pounds?

A

Tk 46

B

Tk 45

C

Tk 47

D

Tk 8

What is the primary purpose of the psych package in R?

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