What does 'descriptive statistics' aim to do?

Descriptive statistics aims to describe a set of data with a smaller set of numbers.

What is the definition of 'average' in statistics, as explained in the video?

In statistics, 'average' refers to a typical, middle, or central number that represents a set of data.

The three measures of central tendency are the arithmetic mean, the median, and the mode.

The arithmetic mean is calculated by summing all the numbers in a data set and dividing by the number of numbers.

The middle value when the data is ordered from least to greatest.

6th GradeMath50 min

I can determine the median and mode of a data set.

9 min

Statistics intro: Mean, median, and mode | Data and statistics | 6th grade | Khan Academy

Khan Academy

10 min

Key concepts students will learn:

•
Statistics is a way to understand data, and descriptive statistics is used to describe data with a smaller set of numbers.
•
An average is a typical or middle number and is an attempt to find a measure of central tendency.
•
The mode is the most common number in a data set, while the median is the middle number.

15 min

11 questions • Multiple choice & Short answer

5 min

“What are the median and mode of the following data set: 2, 5, 8, 2, 9, 11?”

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