11.0 Homework A1

Front

What is the mode in a data set?

Back

The mode is the number that appears most frequently in a data set.

Front

Find the mode of the following numbers: 7, 1, 1, 7, 1, 4, 1

Back

1

Front

What is the range of a data set?

Back

The range is the difference between the highest and lowest values in a data set.

Front

Calculate the range of the heights: 158cm, 172cm, 164cm, 164cm, 167cm, 159cm

Back

14cm

Front

What is the median in a data set?

Back

The median is the middle number in a sorted list of numbers.

Front

Find the median of the following numbers: 7, 1, 1, 7, 1, 4, 1

Back

1

Front

How do you find the median of a data set?

Back

To find the median, the data must be sorted from least to greatest first.

Front

True or False: The median can be found without sorting the data first.

Back

False

Front

What is the definition of a data set?

Back

A data set is a collection of related values or observations.

Front

What does it mean for a number to be the 'average'?

Back

The average, or mean, is the sum of all values divided by the number of values.