${?}_{{?}_{{?}_{?}}{?}_{{?}_{?}}\text{r}\text{e}\text{f}\text{e}\text{r}\text{s}to\text{t}\text{h}\text{e}\text{m}\text{e}\text{a}\text{s}\text{u}\text{r}\text{i}\text{n}\text{g}of\text{e}\text{m}\text{o}\text{t}\text{i}\text{o}\text{n}\text{a}\text{l}\text{e}\text{n}\text{g}\text{a}\text{g}\text{e}\text{m}\text{e}\text{n}\text{t}\text{.}}$

What term best describes $UX?$

${?}_{{?}_{?}}{?}_{{?}_{?}}is$ a type $of$ metric $to$ measure performance.

${?}_{{?}_{?}}{?}_{{?}_{?}}is$ a type $of$ metric used $by$ users $to$ share their own experiences when interacting with a system.

What measure can $be$ used $to$ quantify usability issues?

Visual attention $is$ measured using ${?}_{?}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{{?}_{?}}$

${?}_{{?}_{?}}{?}_{{?}_{?}}$ refers $to$ the ability $of$ the user $to$ engage with tasks and $to$ complete tasks successfully.

${?}_{{?}_{?}}{?}_f$ocuses $on$ the relationship between a brand and a customer.

What $is$ a key characteristic $of$ a metric?

When working with small sample sizes, $itis$ advisable $to$ conside$\frac{r}{c}$alculate the ${?}_{?}{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{?}$

A calculation used $to$ justify the money spent $onaUX$ study, for example, $to$ indicate savings occurred $as$ a result $of$ a more efficient interface design.

${?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{c}an$ help reveal patterns that are hard $or$ even impossible $to$ see.