Question

HI!!! ⚫⚫⚫⚫⚫⚫⚫⚫
TELL ME IF I M RIGHT OR NOT...

DIRECT MEAN IS USED WHEN Xi HAS A SMALL VALUE..⚫⚫⚫


STEP DEVIATION IS USED WHEN VALUE OF Xi IS BIG...⚫⚫⚫

THEN ASSUMED MEAN METHOD IS USED WHEN VALUE OF Xi IS NEITHER SMALL NOR BIG OR HAS A MODERATE VALUE?????????????????⚫⚫⚫⚫

Answer 1

Yes you are right in my opinion but I have confusion for the last point.