Measures of Center

Data that you collect yourself is called

• Personal data

• Private data

• Primary data

• Principle data

Data that you find from another source is called

• External data

• Secondary data

• Public data

• Community data

A set of data for the weights of all year 7 students in Glen Waverley Secondary College is an example of

• Categorical data

• Primary data

• Discrete data

• Continuous data

The type of utensil in a cutlery drawer: e.g. Spoons, forks, knives are examples of:

• Categorical data

• Numerical

• Discrete data

• Continuous data

A set of data for the number of pairs of shoes each student in our class owns is an example of

• Categorical data

• Primary data

• Discrete data

• Continuous data

Which of the following is NOT part of measures of centre?

• Mean

• Median

• Mode

• Range

When there are two values that occurs most frequently within a set of data, the data is called

• Dual-modal

• Bi-modal

• Double-modal

• Twin-modal

What is the median of the following set of numbers?

4, 2, 11, 6, 2

What is the mean of the following set of numbers?

4, 2, 11, 6, 2

What is the mode of the following set of numbers?

4, 2, 11, 6, 2