Answer:
A measure of average is a value that is typical for a set of figures. Finding the average helps you to draw conclusions from data. The main types are mean, median and mode. Data is also often grouped.
Step-by-step explanation:
To find the mean add all the ages together and divide by the total number of children.
If you type all those ages into a calculator it is easy to make an error.
Answer
y=2/3
Step-by-step explanation:
between two variables when their ratios are equivalent
2 3/4 = 11/4 <=== written as an improper fraction
