KS2 Primary Maths Age 9-13 - Statistics: The Mean - Explained

The video tutorial explains how to analyze temperature data over five days. It covers identifying the fraction of days with temperatures below 10°C and calculating the mean maximum temperature. The process involves summing the temperatures and dividing by the number of days. The tutorial also discusses the marking scheme for correct answers and methods.

What is the fraction of days with maximum temperatures below 10 degrees centigrade?

• 1/5

• 4/5

• 2/5

• 3/5

Which of the following temperatures is below 10 degrees centigrade?

• 11.9

• 11.8

• 12.4

• 9.3

How do you calculate the mean of a set of numbers?

• Subtract the smallest from the largest

• Multiply all numbers together

• Find the middle value

• Add all numbers and divide by the count

What is the total sum of the temperatures given in the problem?

• 54.5

• 53.5

• 52.5

• 50.5

What is the mean maximum temperature to one decimal place?

• 10.6

• 10.5

• 10.8

• 10.7