Class 7 Maths Data Handling

The range of the data : 21, 6, 17, 18, 12, 8, 4, 13 is

• 17

• 12

• 8

• 15

Most frequent occurring value in a series is called

• Mode

• Median

• Mean

• None of these

Tags

CCSS.7.SP.B.4

The mean of the first five natural numbers is

• 4.5

• 4

• 3.5

• 3

Tags

CCSS.7.NS.A.3

The mean of the first five whole numbers is

• 4

• 3

• 2

• 3.5

Tags

CCSS.7.NS.A.3

CCSS.7.EE.B.3

The number of students in different classes of a school are 33, 38, 48, 33, 34, 34, 33 and 24. The mode of this data is

• 24

• 34

• 33

• 48

Tags

CCSS.7.SP.B.4

The median of the data : 3, 4, 5, 6, 7, 3, 4 is

• 5

• 3

• 4

• 6

Tags

CCSS.7.SP.B.4

Out of 5 brands of chocolates in a shop, a boy has to purchase the brand which is most liked by children. What measure of central tendency would be most appropriate if the data is provided to him?

• Mean

• Mode

• Median

• Any of the three

Tags

CCSS.7.SP.B.4

Let x, y, z be three observations. The mean of these observations is

• $\frac{x\ \times\ y\ \times\ z}{3}$

• $\frac{x\ +\ y+\ z}{3}$

• $\frac{x\ -\ y\ -\ z}{3}$

• $\frac{x\ \times\ y\ \ +\ z}{3}$

Tags

CCSS.7.SP.B.4

Which measures of central tendency get affected if the extreme observations on both the ends of a data arranged in descending order are removed?

• Mean and mode

• Mean and Median

• Mode and Median

• Mean, Median and Mode

On tossing a coin, the outcome is

• only head

• only tail

• neither head nor tail

• either head or tail