Find the range of the given data set. 2, 3, 4, 9

Find the mean of the given data. 66, 57, 71, 54, 69, 58

Fisher's family has five children aged 9, 12, 7, 16 and 13. What is the median age?

What is the mode of the given data? 8, 11, 9, 14, 9, 15, 18, 6, 9, 10

The mean of a data set is 35. If 21 is added to the each observation of set, how does the mean get affected?

Find the mean of the given data. 157.5, 152.5, 165.7, 151.3, 160.6, 156.4

The mean price of 5 items is £7. The price of the first four items is £6.50, £8, £5.50 and £6. How much does the fifth item cost?

What is the mean of the first 10 whole numbers?

The average of 5 quantities is 6. The average of 3 of them is 8. What is the average of remaining two numbers?

What is the mode of the given data? 7, 5, 56, 89, 75, 45

Find the range of the given data. 2, 15, 3, 3, 25, 17

Find the range of the given data set. 8, 9, 6, 4, 9, 9, 9, 15, 5, 4

Find the mean of the given data. 11, 12, 13, 14, 15, 16, 17, 14, 20, 18

Find the range of the given data. 8, 9, 6, 4, 9, 9, 9, 10, 5, 3

Find the mode of letters given. T, P, Q, Q, T, P, T, Q, T

Find the mean of the given data. 11, 13, 15, 9, 11, 21, 11

The points scored by Jeff in various subjects are 79, 59, 61, 59, 70, 62 and 65. Find the mode of the data.

Find the mean of the given data set. 22, 25, 29, 22, 25, 25, 22, 38

What is the median of the data set? 1, 2, 12, 15, 9, 5, 7, 56, 33, 55, 20

Number of eggs sold by a shopkeeper in eight days were 11, 9, 9, 11, 11, 8, 9 and 20. Find the mean number of eggs sold.