Reflection of today's class by Md.Riaz Hossen - Friday, 22 October 2021, 6:13 PM Number of replies: 0 Home Work(03). Mean = 14.5Standard deviation = 5.22Variance = 27.25(06). Mean = 1110Standard deviation = 157.79Variance = 24,900(07). Mean = 21Standard deviation = 16.09Variance = 259 Permalink