## What package is tr in R?

This is an add on package to GAMLSS….gamlss.tr: Generating and Fitting Truncated ‘gamlss. family’ Distributions.

Version: | 5.1-7 |
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Depends: | R (≥ 2.2.1), gamlss.dist, gamlss (≥ 5.0-0), methods |

Published: | 2020-07-13 |

Author: | Mikis Stasinopoulos, Bob Rigby |

Maintainer: | Mikis Stasinopoulos |

### How do you calculate TR?

Total Revenue and Marginal Revenue It is calculated by multiplying the total amount of goods and services sold by the price of the goods and services.

#### What is TR in matrix?

The trace of a matrix A, designated by tr(A), is the sum of the elements on the main diagonal.

**What is R trace?**

A call to trace allows you to insert debugging code (e.g., a call to browser or recover ) at chosen places in any function. Specified methods can be traced the same way, without tracing all calls to the generic function. Trace code ( tracer ) can be any R expression.

**What is TR in HVAC system?**

Ton of Refrigeration (TR): Ton of Refrigeration (abbreviated as TR) is an important historical unit of refrigeration capacity. Thus 1 TR air conditioner has a refrigeration capacity of 3516.85 W at the prescribed temperatures.

## What is meant by TR?

From Wikipedia, the free encyclopedia. A ton of refrigeration (TR or TOR), also called a refrigeration ton (RT), is a unit of power used in some countries (especially in North America) to describe the heat-extraction capacity of refrigeration and air conditioning equipment.

### Is trace a linear function?

Now proove that trace is a linear functional for all square matrix.

#### How do you find the determinant of a matrix in R?

To calculate the determinant of a matrix in R, use the det() function. The det() is a built-in R generic function that returns the determinant’s modulus separately, optionally on the logarithm scale and the determinant sign.

**How does the try ( ) function in your work?**

The tryCatch () function helps evaluate the code and assign the exceptions. In this article, we will see how the tryCatch () function works. The tryCatch () function in R evaluates an expression with the possibility to catch exceptions. The class of the exception thrown by a standard stop () call is try-error.

**Is the function t.test available in R?**

The function t.test is available in R for performing t-tests. Let’s test it out on a simple example, using data simulated from a normal distribution. Before we can use this function in a simulation, we need to find out how to extract the t-statistic (or some other quantity of interest) from the output of the t.test function.

## How to calculate the trace of a matrix in R?

Calculate Trace of a Matrix in R Programming – tr () Function. tr () function in R Language is used to calculate the trace of a matrix. Trace of a matrix is the sum of the values on the main diagonal (upper left to lower right) of the matrix.

### How does the replicate function work in R?

In R, the replicate function makes this very simple. The first argument to replicate is the number of samples you want, and the second argument is an expression (not a function name or definition!) that will generate one of the samples you want.