Ƙimar ƙididdiga a cikin lissafi

Makin daidaitawa shi ne 95−xˉs×10+50\displaystyle \frac{95 - \bar{x}}{s} \times 10 + 50. Ku danna on C, buɗe baka, ku rubuta 95, sannan ku danna debe. Matsakaici shi ne alpha, STAT, 2, 1. Ku danna rufe baka da raba. Standard deviation na samfur shi ne alpha, STAT, 2, 2. Ku danna sau, ku rubuta 10, ku danna ƙari, ku rubuta 50, sannan ku danna daidai. Amsar ita ce 64.43210706.