---
title: 'Lecture 5: Comparing groups - tasks'
author: "Dr Nicolaas Puts and Dr Lucas França"
date: "07 November 2022"
output: html_document
---

```{r setup, include=FALSE}
knitr::opts_chunk$set(echo = TRUE)
```

```{r}
library(tidyverse)
library(foreign)
```


1. Load the following dataset:

```{r}
urlfile <- 'https://raw.githubusercontent.com/HeJasonL/BIG-TAC/main/TutorialData.csv' #this loads a csv file called TutorialData and puts it into urlfile

```

2. Describe the following variables.

3. Using the right test, test the hypothesis that ASD population features a reduced sensory score. 

4. Using the right test, test whether there are between percentages of Sex per Group (ASD/TDC).

5. Plot a box plot of GABA per Group.