Year 7 Statistics Diagnostic

What is their sum?

What is the difference between the smallest and highest numbers?

If the number set is written in ascending order (i.e. smallest to largest), what number is in the middle?

State whether the following axes have a correct or incorrect scale.

• Correct

• Incorrect

State whether the following axes have a correct or incorrect scale.

• Correct

• Incorrect

State whether the following axes have a correct or incorrect scale.

• Correct

• Incorrect

State whether the following axes have a correct or incorrect scale.

• Correct

• Incorrect

The variable ‘the weight of a newborn baby’ is an example of what kind of data?

• categorical

• sample

• discrete numerical

• continuous numerical

• I don't know

The variable ‘the colour of a person’s car’ is what type of data?

• categorical

• sample

• discrete numerical

• continuous numerical

• I don't know

The median of a set of 11

11 scores is:

• the sum of all scores divided by 11

• the score or scores with the highest frequency

• the middle score when the scores are listed in ascending order

• the difference between the highest and the lowest score

• I don't know