21.
Strength of relationship between cost driver and cost is considered as

23.
In linear cost function, fixed cost is considered as

24.
Description in mathematical form to represent changes in cost, with level of activity related to that cost is classified as

25.
In step cost functions, cost is increased by

26.
Individual activities such as machine setups, material handling, customer service and distribution of products are a part of

27.
A problem which arises because of presence of systematic pattern in residual value sequence is considered as

28.
If difference between costs linked to highest and lowest observation of cost driver is $8000 and observation of cost driver is 40 machine hours, then slope coefficient will be

29.
Standard error of regression analysis is known as

30.
An analysis and estimation method of cost, by classifying cost accounts as fixed or variable with respect for specific output level is considered as