Letter grades are typically considered ordinal variables. This is because they represent a rank order of performance (e.g., A, B, C, D, F) where each grade indicates a level of achievement, but the intervals between the grades are not necessarily equal. For instance, the difference in performance between an A and a B may not be the same as between a C and a D.
what are the two kinds of variable
It is the kind of variable that you purposely change.
It is a qualitative variable.
It is the kind of variable that you purposely change.
variable
the variable that is most difficult to test
independent
the y variable always changes and x is constant
Yes it can, but it depends on what kind of variable and how it relates to the whole number.
A constant expression.
Neither 100 nor 16.6 is a variable of any kind.
Keen, kidder, kind, kisser, knowing, knowledgeable, knuckle-headed.