Wortrotal Aralysis of the incoten styement. 3. Frepare a comparacive income statement with horizontal analysis, indicaciog the increase (decrease) for the currerk vear whien compared wth the provious year. If required, eound to onn dedmal jiace. b. The net income for Winthrop Comoany inoreased between yearh. This incresie was the combised resut of an in seles and cost of inerctuandise sold, Thin cont of merchandise said incereased at a than the percertage inorease in sales