$1.$ How do you perform basic arithmetic operations $($addition$,$ subtraction, multiplication, division$)$ on numeric values in R$?$

$2.$ What is the purpose of the "abs$()"$ function in R$,$ and how would you use it to find the absolute value of a number?

$3.$ Can you explain the concept of a vectorized operation in R and provide an example?

$4.$ How do you calculate the mean and median of a numeric vector in R$?$

$5.$ How would you calculate the square of each element in a numeric vector using vectorized operations?

$6.$ Explain the difference between the "min$()"$ and "max$()"$ functions in R$,$ and provide examples of each.

$7.$ How do you use the "sum$()"$ function to find the total sum of elements in a numeric vector?

$8.$ What is the purpose of the "sqrt$()"$ function in R$,$ and how would you apply it to a numeric vector?

$9.$ Can you demonstrate how to use the "runif$()"$ function to generate random numbers from a uniform distribution in R$?$