AVERAGES AND MEASURES OF SPREAD

Welcome to your AVERAGES AND MEASURES OF SPREAD

A rugby team scores the following scores in 15 matches:

What is the mean score?
A rugby team scores the following scores in 15 matches:

What is the median score?
A rugby team scores the following scores in 15 matches:

What is the mode?
A rugby team scores the following scores in 15 matches:

What is the range?
The bar chart below shows the scores out of 10 for a Maths test taken by a class of students.

How many students took the test?
The bar chart below shows the scores out of 10 for a Maths test taken by a class of students.

What is the mean test result?
The bar chart below shows the scores out of 10 for a Maths test taken by a class of students.

What is the modal test result?
The bar chart below shows the scores out of 10 for a Maths test taken by a class of students.

What is the range of the test results?
The bar chart below shows the scores out of 10 for a Maths test taken by a class of students.

What is the median of the test results?

25 bags of sugar are weighed. The mass of each of the bag is recorded in the grouped frequency table.

Calculate the mean mass of the sugar bags.

25 bags of sugar are weighed. The mass of each of the bag is recorded in the grouped frequency table.

What is the modal class for the mass of sugar bags?

Use the stem and leaf diagram to answer the following questions:

What is the median of the above data?

Use the stem and leaf diagram to answer the following questions:

What is the mode of the above data?

Use the stem and leaf diagram to answer the following questions:

What is the range of the above data?

Use the stem and leaf diagram to answer the following questions:

The mean mass of 5 students in a sports team in 53 kg. The mean of the team plus the substitute is 54.5 kg. Calculate the mass of the substitute.