Bell shaped percentile curve in R - Stack Overflow

I have a variable which has scores of the students. I am looking for the best possible way to plot the percentiles of the score. To give a glimpse of my data, [1] 26 30 27 28 27 27 29 28 3 12 27

r - Reverse Engineering a Bell Curve - Stack Overflow

R guide

sachinkumar99km – POC FARM

p value - Can I assume normal distribution? - Cross Validated

Tom Hopper – Page 2 – Competitive organizations through high-performance learning

Chapter 4 The Normal Distribution

Chapter 4 The Normal Distribution

7.2 Normal distributions An Introduction to Probability and Simulation

R Programming with R Studio Innovative Project Managers Blog

r - ggplot2: histogram with normal curve - Stack Overflow

descriptive statistics - representing quantile like quartile in form of normal distribution curve - Cross Validated

Area Under Density Curve: How to Visualize and Calculate Using Python