IB Field investigation

Which one of the following is a hypothesis?

• The greater the girth circumference the greater the height achieved in the vertical jump.

• Is there a correlation between girth circumference of a muscle and the height achieved in a vertical jump?

• There is no correlation between the girth circumference of a muscle and the height achieved in a vertical jump.

Which one of the following is a null hypothesis?

• The greater the girth circumference the greater the height achieved in the vertical jump.

• Is there a correlation between girth circumference of a muscle and the height achieved in a vertical jump?

• There is no correlation between the girth circumference of a muscle and the height achieved in a vertical jump.

Which one of the following is a research question?

• The greater the girth circumference the greater the height achieved in the vertical jump.

• Is there a correlation between girth circumference of a muscle and the height achieved in a vertical jump?

• There is no correlation between the girth circumference of a muscle and the height achieved in a vertical jump.

Which one of these is the independent variable in our investigation?

• The girth of the muscles

• The height achieved in the vertical jump

• The participants

• The measuring tape

Which one of these is the dependent variable in our investigation?

• The girth of the muscles

• The height achieved in the vertical jump

• The participants

• The measuring tape

Which one of these is a controlled variable in our investigation?

• The girth of the muscles

• The height achieved in the vertical jump

• The participants

• The measuring tape

Which of these are confounding variables?

• Age

• Gender

• Psychological state

• Fitness levels

• Weight

What is an anomaly?

• Something which is standard and expected.

• Something which has a variety of results.

• Something that deviates from what is standard, normal, or expected.

• Something which is conclusive.

What do we have to make sure we include in our conclusion?

• Our name

• The results.

• Strengths and weaknesses of the investigation

• A link back to the research question.

Who is the greatest ever basketball player?

• Michael Jordan

• Kobe Bryant

• Kadour Ziani

• Muggsy Bogues