Question

the box plot shown represents the age of members in a chess club. which statements are correct? a the mean age of members is 20.5. b there are outliers at 13 and 23.5. c the youngest member is 13 years old. d about 25% of the members are older than 23. e about 25% of the members are younger than 16.

Explanation:

Step1: Analyze box - plot min value

The left - most point is 13, so youngest is 13.

Step2: Recall box - plot quartile property

The first quartile (Q1) is at 16, so 25% are younger than 16.

Answer:

C. The youngest member is 13 years old., E. About 25% of the members are younger than 16.