can you use a table to save player's data?

for i, data in pairs(leaderstats:GetChildren()) do
    -- player's leaderstats data
end

something like this

im planning to make an autosave tycoon, where when the player purchase something, a value will be inserted in the player's data....im new to scripting and just finished learning the basics...i dont know any other ways to save a tycoon... thank you :D