The mean of 5 observations is 10. A new observation 10 is added, then the mean of 6 observations is: 5 10 15 None of these
If we add a constant 3 to each observation of a data set, then find the mean: Increased by 3 Decreased by 3 No effect None of these
My wife and I have two sons. Each son has one sister. How many members are in the family? 4 5 6 None of these
In the following series: 2, 1, (1/2), (1/4), … What number should come next? 1/3 1/8 1/16 None of these
My wife and I have two sons. Each son has one sister. How many members are in the family? October 5, 2024
