MEAN, MEDIAN, MODE, AND RANGE LESSON

WHAT IS OUR SUM IF WE ADD ALL THE NUMBERS

• 753

• 221

• 342

• 3332

Answer explanation

72

73

79

84

84

84

90

90

97

753

HOW MANY NUMBERS WE HAVE

• 9

• 12

• 1

• 23

Answer explanation

WE HAVE 9 NUMBERS BE CAREFUL WHEN COUNTING THE NUMBERS AND PUTTING THEM IN ORDER !!!

WHAT IS 753/9

• 83.6666

• 83.67

• 83.89

• 83.09

Answer explanation

YOU HAVE TO ROUND YOUR ANSWER WHICH IS 83.66666 IT KEEPS GOING SO ROUNDED AND YOU 83.67

SO WHAT'S OUR MEAN

(a)  

HOW DO WE FOUND MEDIAN

(a)  

WHAT'S OUR MEDIAN

• 92

• 84

• 93

• 023

• 83

WHAT MODE MEANS

• the difference between the highest values and lowest values in a given set of numbers.

• the most common number that appears in your set of data.

• the middle number in a sorted list of numbers

• the average of a data set, found by adding all numbers together and then dividing the sum of the numbers by the number of numbers

BY LOOKING WHAT IS OUR MODE

• 84

• 83

• 90

• 02

WHAT IS OUR RANGE

97 - 72

(a)  

HOW DO WE FIND MEAN