Bivariate Data SACHS

The amount of people at the beach was recorded every hour of the day from 9am until 5pm.

What is the independent variable?

• People

• Time

• Tide

• Sand

A group of Year 10 students recorded their height and their maths results on a scatter plot. What relationship would you expect?

• Negative

• Positive

• No correlation

• Romantic

Identify the strong negative correlation.

• 
• 
• 
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Cars journey.

When was the car stopped?

• 0 - 4 seconds

• 4 - 6 seconds

• 6 - 8 seconds

• 8 - 10 seconds

Cars Journey

At what speed was the car travelling between 6 and 8 seconds?

• 180 m/s

• 90 m/s

• 100 m/s

• 50 m/s

Cyclists Journey

How far did the cyclist travel over the 6 and a half hours?

• 35 miles

• 70 miles

• 0 miles

• 15 miles

If you score 100 on Game A, what score might you expect on Game B?

• 0

• 30

• 60

• 90

If someone watched 20 hours of TV per week, how long would the data suggest they worked that week?

• 30 hours

• 40 hours

• 20 hours

• 10 hours

When did Europe's population overtake Ireland's?

• 1915

• 1845

• 1990

• 1740

When did Ireland's's population peak?

• 1915

• 1845

• 1990

• 1740