# Zizhong Tian

Part of: [People](/people.md)

- Packages: 1 (on CRAN)
- Maintains: 1 (package now)
- First on CRAN: 2021 (named on a release)
- Co-authors: 3 (on the same packages)

## Packages


### Maintains (1)

- [H2x2Factorial](/cran/H2x2Factorial.md): Sample Size Calculation in Hierarchical 2x2 Factorial Trials
  - 2.0.0, CRAN
  - Author, maintainer
  - On 4 releases, 5 Feb 2021 to 23 Jul 2021
  - Maintainer 5 Feb 2021 to now

## Needs attention

1 OK.

| Package | Group | Errors | Warnings | Notes | OK | Other needs | Need it |
| --- | --- | ---: | ---: | ---: | ---: | --- | ---: |
| H2x2Factorial | Now | 0 | 0 | 0 | 13 | Email bounces | 0 |

Each platform has one mark, newest R first. Checks were read on 28 Oct.

## Releases

4 releases, all as maintainer

Releases are listed by year, newest first.

| Year | Releases | As maintainer | Busiest week |
| ---: | ---: | ---: | --- |
| 2022 to 2026 | 0 | 0 | |
| 2021 | 4 | 4 | 5 to 11 Feb 2021, 2 releases |

## Co-authors

- [Denise Esserman](/people/Denise+Esserman.md): H2x2Factorial
- [Fan Li](/people/Fan+Li.md): H2x2Factorial
- [Guangyu Tong](/people/Guangyu+Tong.md): H2x2Factorial

## Places

### Repositories (0)

- No repository on record (1): H2x2Factorial

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R Observatory is independent of the R Project, CRAN and Bioconductor. The same page for people is at /people/Zizhong+Tian, and every address is listed at /llms.txt.