Statistical state of mind

In this lesson, we will learn about the investigative cycle PPDAC (problem, plan, data, analyse, conclusion) and apply part of this cycle to a data set about roller coasters.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.In relation to data science, advances in technology has made it more feasible to do what?

1/3

Q2.What data might a video streaming service collect?

2/3

Q3.Which two of the following might be reasons why a video streaming service collect this data?

Select two (2) boxes

3/3

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.In relation to data science, advances in technology has made it more feasible to do what?

1/3

Q2.What data might a video streaming service collect?

2/3

Q3.Which two of the following might be reasons why a video streaming service collect this data?

Select two (2) boxes

3/3

Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

  • Click "Close Video"
  • Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Statistical state of mind –

Helping you to assess what you have learnt throughout this lesson. If image not credited, designed by Ben Garside.

Q1.What is meant by a correlation?

1/3

Q2.The visualisation below plots life expectancy (y-axis) against time (x-axis). What type of correlation does this visualisation show from 1949 onwards?

2/3

Q3.The following graph shows the annual average temperatures recorded by a weather station over a period of 20 years. Identify the outlier in the data.

3/3

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Statistical state of mind –

Helping you to assess what you have learnt throughout this lesson. If image not credited, designed by Ben Garside.

Q1.What is meant by a correlation?

1/3

Q2.The visualisation below plots life expectancy (y-axis) against time (x-axis). What type of correlation does this visualisation show from 1949 onwards?

2/3

Q3.The following graph shows the annual average temperatures recorded by a weather station over a period of 20 years. Identify the outlier in the data.

3/3

Lesson summary: Statistical state of mind

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Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Jog

On the spot:
Dance

The next lesson in:
Data Science
is:
Data for action

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