$($a$)$ Briefly describe in your own words what is Microsoft Excel? $(2)$

$($b$)$ Describe how would you add a cell in a Microsoft Excel spreadsheet. $(2)$

$($c$)$ Explain the term $$data analysis$.(2)$

$($d$)$ Given Spreadsheet $1$ which contains captured first year students to improve the developed learning plan for STA$1506$ performance,

i$.$ state how many variables are in the database, how many are numeric and how many are categorical; and $(5)$

ii$.$ list the identified categorical and numerical variables showing each classification.

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