Categorical Data and Frequency Tables

Given above are marks obtained by 20 students in Math out of 25.

How many student score 19?

• 2

• 6

• 7

• 9

Given above are marks obtained by 20 students in Math out of 25.

Find the value of x.

• 4

• 5

• 7

• 8

Given both table above are marks obtained by 20 students in Math out of 25. What are different between the tables?

• A: Cumulative frequency

  B: Ungrouped frequency distribution table

• A: Ungrouped frequency distribution table

  B: Grouped frequency distribution table

• A: Ungrouped frequency distribution table

  B: Cumulative frequency

• A: Grouped frequency distribution table

  B: Cumulative frequency

Given above are marks obtained by 20 students in Math out of 25 presented in grouped frequency distribution table.

How many classes are in this table?

• 1

• 2

• 3

• 4

Given above are marks obtained by 20 students in Math out of 25.

Identify the class mark/mid-value of the class "11-15"

• 11

• 12

• 13

• 14

Given above are marks obtained by 20 students in Math out of 25, presented in grouped frequency distribution table.

Identify the lower class limit for each class.

• 11, 16, 21

• 15, 20, 25

• 10.5, 15.5, 20.5

• 15.5, 20.5, 25.5

Given above are marks obtained by 20 students in Math out of 25, presented in grouped frequency distribution table.

Identify the upper class limit for each class.

• 11, 16, 21

• 15, 20, 25

• 10.5, 15.1, 20.5

• 15.5, 20.5, 25.5

Given above are marks obtained by 20 students in Math out of 25, presented in grouped frequency distribution table.

Identify the upper class boundary for each class.

• 11, 16, 21

• 10.5, 15.5, 20.5

• 15, 20, 25

• 15.5, 20.5, 25.5

Given above are marks obtained by 20 students in Math out of 25, presented in grouped frequency distribution table.

Identify the lower class boundary for each class.

• 11, 16, 21

• 11.5, 16.5, 21.5

• 10.5, 15.5, 20.5

• 15.5, 20.5, 25.5

Sam's team has scored the following numbers of goals in recent games presented as raw data.

2, 3, 1, 2, 1, 3, 2, 3, 4, 5, 4, 2, 2, 3

What is the mean value of the score?

• 5.0

• 2.0

• 3.10

• 2.64