here you go

game.Players.PlayerAdded:connect(function(player)

local leaderstats = Instance.new("IntValue")
leaderstats.Name = "leaderstats"
leaderstats.Value = 0

local rank = Instance.new("StringValue")
rank.Name = "Rank"-- You Can Change The Name If You Want , Just Delete Group Rank And Type Another Name.
rank.Value = player:GetRoleInGroup(3047422) --Delete Your Grourp ID And Put Your Group ID There.


leaderstats.Parent = player
rank.Parent = leaderstats

end)