number of items purchasedとは 意味・読み方・使い方

This method constructs a purchase history database of the customer and evaluates the contribution of the customer by including not only the item of a purchased amount from it but also items such as the number of yearly average purchasing times, the number of continuously purchasing years, an average purchase discount rate, the number of purchasing sales areas and the number of average days to the next purchase.例文帳に追加

顧客の購入履歴データベースを構築し、その中から購入金額の項目だけでなく、年間平均購入回数、購入継続年数、平均購入値引率、購入売り場数、次回購入までの平均日数などを項目に入れて、その貢献度を評価する。 - 特許庁