R Studio & Data Analysis Help

Turn Red Error Messages into Significant P-Values

R wasn't built for programmers; it was built for statisticians. If you are a Psychology or Econ student stuck debugging vector logic instead of writing your discussion section, we can take over the coding.

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I'm trying to run a Two-Way ANOVA but I keep getting 'Error in model.frame.default'.
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That usually happens if your factors aren't defined as categorical variables. Did you use `as.factor()`?
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I don't know what that means. I just need the F-statistic and the Boxplot for my thesis. 📉
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Don't worry. Upload the .csv. I'll clean the data types, run the ANOVA, and give you a ggplot boxplot with the significance stars. 📊
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Stop Fighting the Tidyverse.
We Handle the Code. You Get the Results.

Why R Feels So Different from Other Languages

If you are coming from Python or Excel, R feels alien. Arrays start at index 1, not 0. Assignment uses `<-` instead of `=`. And the error messages are notoriously unhelpful.

Most students fail R assignments not because they don't understand the statistics, but because they get stuck on **Data Wrangling**. Trying to filter a dataset with `dplyr` and getting a "could not find function" error because of a library conflict is a rite of passage we help you skip.

The 'Red Text' Nightmares We Fix:

  • The Knitting Disaster: Your code works in the console, but the .Rmd file crashes when you try to export to PDF.
  • Data Type Mismatches: R reading your numbers as 'Characters' because of one comma in the CSV.
  • Package Hell: Conflicts between `plyr` and `dplyr` breaking your `group_by` functions.
  • Graphing Errors: `ggplot` error messages about 'Aesthetics must be either length 1 or the same as the data'.

Is your issue purely mathematical (theory based)? See our Statistics Theory Help.

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Clean My R Code

Send us your messy script. We refactor it, comment it, and make sure it runs top-to-bottom.

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We Don't Just Code; We Find the Story

R is just a calculator. The real value is the **Statistical Interpretation**. A script that outputs a number is useless if you don't know if that number allows you to reject the Null Hypothesis.

We provide a full "Methods and Results" write-up with every order. We explain *why* we chose a specific test (e.g., "We used Welch’s t-test because the variances were unequal") and what the results actually mean for your research question.

The 'Knit to PDF' Emergency Service

Modern professors demand reproducibility. They don't want a Word doc with pasted screenshots; they want a **Knitted R Markdown (.Rmd)** file.

We specialize in fixing LaTeX compilation errors in R. We ensure your code chunks are properly set (`echo=FALSE`, `message=FALSE`), your tables are formatted using `kable` or `stargazer`, and your bibliography compiles correctly.

⚠️ Important

The 'Reproducibility' Rule

We never hard-code results. We write dynamic scripts. If you update your dataset (e.g., add 50 new survey respondents), you can just re-run our script and all the graphs, tables, and P-values will update automatically. This is exactly what Ph.D. supervisors look for.

Publication-Ready Visualizations

Excel charts look amateur in a thesis. You need **ggplot2**.

We move beyond basic histograms. We create complex, multi-layered visualizations that highlight your findings:

Visuals we create:
  • Correlation Matrices: Heatmaps using `corrplot` to show relationships.
  • Interaction Plots: Visualizing how two variables affect an outcome.
  • Facet Grids: Breaking down data by category into clean sub-plots.
  • Time Series Plots: With confidence interval ribbons and trend lines.
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Graph Styling Help

Need to change the legend, fonts, or colors to match APA style? We can polish your plots.

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Sarah M. Assignment Expert
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James K. Essay Specialist
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Emily R. Research Writer

Statisticians First, Coders Second

Our R team is different from our Java team. These aren't software engineers; they are **Data Analysts** and **Academic Researchers**.

They understand *Homoscedasticity*, *Multicollinearity*, and *Normality Assumptions*. They know that running a regression on non-normal data invalidates the results, and they know how to fix it (Log Transformation or Non-parametric tests).

See a sample analysis: Download our R Markdown ANOVA Sample.

Libraries We Use Daily

We avoid "Base R" spaghetti code. We use the modern libraries that make your code readable and professional.

Our Toolbelt:
  • Data Cleaning: The full `tidyverse` suite (`tidyr`, `readr`, `stringr`).
  • Psychometrics: `psych` and `lavaan` for Factor Analysis (CFA/EFA) and SEM.
  • Bioinformatics: `Bioconductor` packages for genomic data.
  • Reporting: `shiny` for interactive web apps and `knitr` for PDFs.
❓ Common Question

Mac vs. Windows Paths?

We write OS-agnostic code. One of the biggest student headaches is code failing because of file paths like `C:/Users/Name`. We use the `here` package and relative paths so our code runs instantly on your Mac or Windows laptop without you needing to change a single line.

Pricing: By Statistical Model

We price based on the complexity of the *analysis*, not just the lines of code.

Includes: The .Rmd file, the HTML/PDF output, and a written interpretation guide.

Analysis Level Standard (3 Days) Urgent
Descriptive & Cleaning $60 - $90 $100+
Inference (T-test/ANOVA) $90 - $130 $150+
Advanced (GLM/Time Series) $160 - $250 $280+
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Verified Data Accuracy

4.9/5 from Grad Students in Psych & Bio

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Dr. Sarah M. ★★★★★ 4.9 (127)
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Vetted for Academic Standards

Our writers are tested on their ability to interpret output. We give them a dataset and ask them to find the insight.

If a writer gives us the code but fails to mention that the "Assumptions of the test were violated," they don't get hired. Accuracy matters more than code speed.

✓ Good to Know

Can you help with SPSS or Stata?

Yes. Many of our statisticians are bilingual. If you have an assignment in SPSS (`.sav` files) but need to convert it to R, or vice versa, we can handle the translation and ensure the results match perfectly.

The 'Zero Error' Guarantee

We guarantee that our script will run on a fresh installation of RStudio without throwing errors. If it doesn't, we debug it for free via screen share or screenshots. Upload Your Dataset (.csv/.xlsx)

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