which statement is an expression of an accumulation or accumulation of an individual's mood? what is the expression for MA(1) what is the expression for the ari what is a ma(1) expression arg definition arithmetic what is the expression of MA(1) what does the math formula MA(1) mean? what does MA(1) mean what is the current wage what is the expression that says wage is the accumulation of mood how to interpret MA(1) what is a r in ma how to express MA(1) as AR? what is the current salary what is aar in math when an ma(1) is expressed as how to interpret ma1 math javascript what means r(1) what is ar in math what is the value of MA(1)