Free practice · multiple-choice · hard

Practice

Select averaging and allocation controls

Which controls support dependable combination math? Select all that apply.

Combination math map

Use equal weights only when the observations are equally weighted

Simple mean

NumeratorSum of values
DenominatorEqual count

Weighted mean

NumeratorΣ value × weight
DenominatorΣ weights

Allocation

ShareWhole × part/total
CheckParts + remainder

Weighted means preserve quantities, proportional allocations preserve shares, and a remainder check reconnects every part to the original whole.

Choose all that apply