The student$-$mat data gives the profile of students with Math as major.

Answer the following based on the student$-$mat data:

$($i$)$ What is the data size?

$($ii$)$ How many attributes are in the data table?

$($iii$)$ Classify all the attributes to their data types.

Hint: First classify them as categorical or numerical. Then proceed with sub$-$ classification as

nominal, ordinal, interval or ratio, then further in binary, discrete or continuous,

$($iv$)$ Analyze each attribute with respect to its missing values?

$($v$)$ Which of the attribute$/$attributes is$/$are noisy and why?

$($vi$)$ Make $4$ samples from the data set and then analyze the $4$ samples with respect to their attributes

and compare them. $($Hint: use any sampling methodology$)$

$($vii$)$ What can you say about the overall student$-$mat data as an analyst?