Question

Emma has collected the blood groups of all of her friends. Is this statistical data?

• A. yes
• B. no

Answer 1

The correct option is A yes

For data to be statistical, it should have

• numerical / categorical informations.
• variability

As Emma has collected the blood groups of her friends which is categorical information i.e. $A^{+},B^{-},A{B}^{+}.$

In the above data, there is variability as well, so this is a statistical data.

Option (a.) is the correct choice.