Dragon gender and height

Which picture can complete the sequence?

• A

• B

• C

• D

For the dragons on the island, do male dragons tend to be taller than female dragons? Which numerical variable are you looking at?

• gender

• strength

• colour

• height

For the dragons on the island, do male dragons tend to be taller than female dragons? Which numerical variable are you looking at?

• gender

• strength

• colour

• height

For the dragons on the island, do male dragons tend to be taller than female dragons? Which type of graph can be used to represent the results?

• pie chart

• scatter graph

• box and whisker diagram

For the dragons on the island, do male dragons tend to be taller than female dragons? Which group's interquartile range is the biggest?

• males

• females

For the dragons on the island, do male dragons tend to be taller than female dragons?

• yes, the median height for males tends to be higher

• no, the median height for males tends to be higher

• yes, the median height for females tends to be higher

• no, the median height for females tends to be higher

There are 240 dragons on the island, but we selected 20 at random. What is our population size?

• 20

• 30

• 40

• 240

There are 240 dragons on the island, but we selected 20 at random. What is our sample size?

• 20

• 30

• 40

• 240

The results are true for our sample. They are probably true for all the dragons on the island.

• this is a question

• this is an answer

• this is an inference

• this is a prediction

Which picture can complete the sequence?

• A

• B

• C

• D